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		<title>HowStuffWorks - Learn How Everything Works!</title>
		<link>https://www.howstuffworks.com/</link>
		<description>HowStuffWorks has been explaining how things work to curious minds since 1998. Providing factual, unbiased content that&#039;s fun to read and makes difficult topics easy to understand.</description>
		<copyright>Copyright 1998-2026 HowStuffWorks, a division of InfoSpace Holdings, LLC, a System1 Company</copyright>
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			<link>https://www.howstuffworks.com/</link>
			<title>HowStuffWorks - Learn How Everything Works!</title>
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		<pubDate>Mon, 11 May 2026 05:24:08 -0400</pubDate>
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			<title><![CDATA[How Telephones Work]]></title>
			<description><![CDATA[Telephones are one of the most important and useful modern inventions. Learn about telephone operation, creating a telephone network and tones and bandwidth.]]></description>
			<link>https://www.howstuffworks.com/telephone.htm</link>
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			<dc:creator>Marshall Brain, Yara Simón</dc:creator>			
			<pubDate>Sat, 01 Apr 2000 00:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[How Telephones Work]]></media:title>
			<media:description type="html"><![CDATA[Telephones are one of the most important and useful modern inventions. Learn about telephone operation, creating a telephone network and tones and bandwidth.]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/gettyimages-57519832.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/telephone-100x60.jpg" />
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			<title><![CDATA[How Chess AI Works]]></title>
			<description><![CDATA[AI chess programs calculate their game plan based on formulas - algorithms that determine whether a position is "good" or "bad." But how do they really work?]]></description>
			<link>https://electronics.howstuffworks.com/chess.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Sat, 01 Apr 2000 00:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[How Chess AI Works]]></media:title>
			<media:description type="html"><![CDATA[AI chess programs calculate their game plan based on formulas - algorithms that determine whether a position is "good" or "bad." But how do they really work?]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/chess-2.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/chess-100x60.jpg" />
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		<item>
			<title><![CDATA[How Horsepower Works]]></title>
			<description><![CDATA[Horsepower rates the engine performance of cars and even lawn mowers. Learn what horsepower means, how it is measured and how it works in high-performance cars.]]></description>
			<link>https://auto.howstuffworks.com/horsepower.htm</link>
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			<dc:creator>Marshall Brain, Talon Homer</dc:creator>			
			<pubDate>Thu, 23 May 2024 12:18:29 -0400</pubDate>
			
			<media:title type="html"><![CDATA[How Horsepower Works]]></media:title>
			<media:description type="html"><![CDATA[Horsepower rates the engine performance of cars and even lawn mowers. Learn what horsepower means, how it is measured and how it works in high-performance cars.]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/gettyimages-109259900.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/horsepower-100x60.jpg" />
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			<title><![CDATA[Understanding USB Types and the Flexible USB System]]></title>
			<description><![CDATA[You can find Universal Serial Bus connectors on just about every PC made today. But when it was introduced, USB was leaps and bounds ahead of the technologies it replaced. What makes this standard so useful?]]></description>
			<link>https://computer.howstuffworks.com/usb.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Mon, 20 May 2024 12:46:15 -0400</pubDate>
			
			<media:title type="html"><![CDATA[Understanding USB Types and the Flexible USB System]]></media:title>
			<media:description type="html"><![CDATA[You can find Universal Serial Bus connectors on just about every PC made today. But when it was introduced, USB was leaps and bounds ahead of the technologies it replaced. What makes this standard so useful?]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/gettyimages-1611469217.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/usb-100x60.jpg" />
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			<title><![CDATA[How Stereolithography Works: A 3D Printing Process]]></title>
			<description><![CDATA[Stereolithography -- also known as 3D printing -- is an amazing technology that allows you to build 3D plastic prototypes almost as easily as you print something on a sheet of paper!]]></description>
			<link>https://computer.howstuffworks.com/stereolith.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Wed, 08 May 2024 12:17:01 -0400</pubDate>
			
			<media:title type="html"><![CDATA[How Stereolithography Works: A 3D Printing Process]]></media:title>
			<media:description type="html"><![CDATA[Stereolithography -- also known as 3D printing -- is an amazing technology that allows you to build 3D plastic prototypes almost as easily as you print something on a sheet of paper!]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/Stereolithography-process-steps.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/stereolith-100x60.jpg" />
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			<title><![CDATA[How Smoke Detectors Work]]></title>
			<description><![CDATA[As the saying goes, "Where there's smoke, there's fire." Smoke detectors are amazing: They're pretty inexpensive, but they save thousands of lives each year. Learn all about nuclear and light-sensing smoke detectors.]]></description>
			<link>https://home.howstuffworks.com/home-improvement/household-safety/smoke.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Sat, 01 Apr 2000 00:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[How Smoke Detectors Work]]></media:title>
			<media:description type="html"><![CDATA[As the saying goes, "Where there's smoke, there's fire." Smoke detectors are amazing: They're pretty inexpensive, but they save thousands of lives each year. Learn all about nuclear and light-sensing smoke detectors.]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/smoke-ch.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/smoke-100x60.jpg" />
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			<title><![CDATA[What Is a Hard Drive and How Does It Work?]]></title>
			<description><![CDATA[Nearly every desktop computer requires a hard drive for data storage, but what is a hard drive, exactly? Your hard disk drive holds all of the information available on your computer. Take a look inside this incredibly precise storage mechanism!]]></description>
			<link>https://computer.howstuffworks.com/hard-disk.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Sat, 01 Apr 2000 00:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[What Is a Hard Drive and How Does It Work?]]></media:title>
			<media:description type="html"><![CDATA[Nearly every desktop computer requires a hard drive for data storage, but what is a hard drive, exactly? Your hard disk drive holds all of the information available on your computer. Take a look inside this incredibly precise storage mechanism!]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/adding-a-hard-disk-1-1.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/hard-disk-100x60.jpg" />
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			<title><![CDATA[How Oscillating Sprinklers Work]]></title>
			<description><![CDATA[Every year, there comes a time to pull out the oscillating sprinklers. Ever wonder just what makes an oscillating sprinkler oscillate? Find out!]]></description>
			<link>https://home.howstuffworks.com/sprinkler.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Tue, 23 May 2000 00:00:00 -0400</pubDate>
			
			<media:title type="html"><![CDATA[How Oscillating Sprinklers Work]]></media:title>
			<media:description type="html"><![CDATA[Every year, there comes a time to pull out the oscillating sprinklers. Ever wonder just what makes an oscillating sprinkler oscillate? Find out!]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/sprinkler1.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/sprinkler1-100x60.jpg" />
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			<title><![CDATA[What if we lived on the moon?]]></title>
			<description><![CDATA[It's safe to assume there won't be a moon colony any time soon. But it's still a tantalizing thought. But wouldn't it be cool to be able to live, vacation and work on the moon?]]></description>
			<link>https://science.howstuffworks.com/what-if-moon-colony.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Sat, 02 Dec 2006 03:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[What if we lived on the moon?]]></media:title>
			<media:description type="html"><![CDATA[It's safe to assume there won't be a moon colony any time soon. But it's still a tantalizing thought. But wouldn't it be cool to be able to live, vacation and work on the moon?]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/What-if-we-lived-on-the-moon.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/colony-on-moon-100x60.jpg" />
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			<title><![CDATA[How Bread Works]]></title>
			<description><![CDATA[Crunchy crust, soft, spongy middle -- there's something about fresh-baked bread. Have you ever thought about bread as a technology? Learn about the biochemical reactions that make bread taste so good!]]></description>
			<link>https://science.howstuffworks.com/innovation/edible-innovations/bread.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Sat, 01 Apr 2000 00:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[How Bread Works]]></media:title>
			<media:description type="html"><![CDATA[Crunchy crust, soft, spongy middle -- there's something about fresh-baked bread. Have you ever thought about bread as a technology? Learn about the biochemical reactions that make bread taste so good!]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/bread-461627142.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/bread-crust-100x60.jpg" />
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			<title><![CDATA[What if we covered a city in a giant glass dome?]]></title>
			<description><![CDATA[Domed cities would provide the same temperature year-round, no rain or snow, and the ability to go outside without worrying about a sunburn. Have they been tried before, and what about the people who enjoy their seasons?]]></description>
			<link>https://science.howstuffworks.com/engineering/structural/covered-city.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Wed, 20 Feb 2008 03:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[What if we covered a city in a giant glass dome?]]></media:title>
			<media:description type="html"><![CDATA[Domed cities would provide the same temperature year-round, no rain or snow, and the ability to go outside without worrying about a sunburn. Have they been tried before, and what about the people who enjoy their seasons?]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/snowstorm-sam.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/mall-of-america-100x60.jpg" />
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		<item>
			<title><![CDATA[How Radial Engines Work]]></title>
			<description><![CDATA[A radial engine has a unique setup that makes it ideal for certain applications. Find out what makes radial engines different, how they operate and where they're used.]]></description>
			<link>https://science.howstuffworks.com/transport/engines-equipment/radial-engine.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Thu, 26 Sep 2002 03:00:00 -0400</pubDate>
			
			<media:title type="html"><![CDATA[How Radial Engines Work]]></media:title>
			<media:description type="html"><![CDATA[A radial engine has a unique setup that makes it ideal for certain applications. Find out what makes radial engines different, how they operate and where they're used.]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/How-does-a-radial-engine-work.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/radial-engine-100x60.jpg" />
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		<item>
			<title><![CDATA[What Is a Wiki?]]></title>
			<description><![CDATA[A wiki is a collection of articles that multiple users can add to and edit freely online. Learn all about wikis and how they are published.]]></description>
			<link>https://computer.howstuffworks.com/internet/basics/wiki.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Wed, 13 Jul 2005 03:00:00 -0400</pubDate>
			
			<media:title type="html"><![CDATA[What Is a Wiki?]]></media:title>
			<media:description type="html"><![CDATA[A wiki is a collection of articles that multiple users can add to and edit freely online. Learn all about wikis and how they are published.]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/wikipedia.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/wiki-100x60.jpg" />
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			<title><![CDATA[What if I wanted to build a Great Pyramid today?]]></title>
			<description><![CDATA[To build a Great Pyramid today you would run into cost and labor issues that didn't exist in ancient Egypt. Learn about building a pyramid today.]]></description>
			<link>https://science.howstuffworks.com/engineering/structural/build-pyramid-today.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Tue, 19 Feb 2008 03:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[What if I wanted to build a Great Pyramid today?]]></media:title>
			<media:description type="html"><![CDATA[To build a Great Pyramid today you would run into cost and labor issues that didn't exist in ancient Egypt. Learn about building a pyramid today.]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/panic-room-10.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/pyramid-100x60.jpg" />
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			<title><![CDATA[What if someone shot a gun on an airplane?]]></title>
			<description><![CDATA[In movies, bad guys can take over an airplane and start shooting up the place. Wouldn't the plane explode or depressurize as soon as the bullet pierced its skin?]]></description>
			<link>https://science.howstuffworks.com/innovation/science-questions/gun-on-plane.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Tue, 04 Dec 2007 03:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[What if someone shot a gun on an airplane?]]></media:title>
			<media:description type="html"><![CDATA[In movies, bad guys can take over an airplane and start shooting up the place. Wouldn't the plane explode or depressurize as soon as the bullet pierced its skin?]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/gunplane-orig.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/gun-on-airplane-100x60.jpg" />
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		<item>
			<title><![CDATA[How Bunker Busters Work]]></title>
			<description><![CDATA[Bunker busters penetrate deep into fortified bunkers or underground compounds before exploding. Learn about bunker busters and how they're used in combat.]]></description>
			<link>https://science.howstuffworks.com/bunker-buster.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Thu, 03 Apr 2003 03:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[How Bunker Busters Work]]></media:title>
			<media:description type="html"><![CDATA[Bunker busters penetrate deep into fortified bunkers or underground compounds before exploding. Learn about bunker busters and how they're used in combat.]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/bunker-buster-intro.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/bunker-buster-100x60.jpg" />
		</item>
		
		<item>
			<title><![CDATA[What if I threw a penny off the Empire State Building?]]></title>
			<description><![CDATA[You may have heard the tale of a person who throws a penny from the Empire State Building and kills a pedestrian below. Does this story have any truth to it?]]></description>
			<link>https://science.howstuffworks.com/science-vs-myth/everyday-myths/threw-penny-off-the-empire-state-building.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Tue, 25 Mar 2008 03:00:00 -0400</pubDate>
			
			<media:title type="html"><![CDATA[What if I threw a penny off the Empire State Building?]]></media:title>
			<media:description type="html"><![CDATA[You may have heard the tale of a person who throws a penny from the Empire State Building and kills a pedestrian below. Does this story have any truth to it?]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/empire-state-building-662x290.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/threw-penny-100x60.jpg" />
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			<title><![CDATA[What if an astronaut went on a space walk without wearing a space suit?]]></title>
			<description><![CDATA[Because an Earth-like environment is created within a spacesuit, it allows you to walk around in space in relative safety. But outer space is an extremely hostile place and could kill you if you aren't protected.]]></description>
			<link>https://science.howstuffworks.com/suitless-space-walk.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Wed, 02 Jan 2008 03:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[What if an astronaut went on a space walk without wearing a space suit?]]></media:title>
			<media:description type="html"><![CDATA[Because an Earth-like environment is created within a spacesuit, it allows you to walk around in space in relative safety. But outer space is an extremely hostile place and could kill you if you aren't protected.]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/Space-without-a-suit.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/suitless-space-walk-100x60.jpg" />
		</item>
		
		<item>
			<title><![CDATA[How Domain Name Servers (DNS) Work]]></title>
			<description><![CDATA[When you type a URL into your web browser's address bar, the correct page appears as if by magic (provided you typed it correctly). Is it the work of sorcery? Nope! Domain name servers are handling all the data behind the scenes.]]></description>
			<link>https://computer.howstuffworks.com/dns.htm</link>
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			<dc:creator>Marshall Brain, Nathan Chandler, Stephanie Crawford</dc:creator>			
			<pubDate>Sat, 01 Apr 2000 00:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[How Domain Name Servers (DNS) Work]]></media:title>
			<media:description type="html"><![CDATA[When you type a URL into your web browser's address bar, the correct page appears as if by magic (provided you typed it correctly). Is it the work of sorcery? Nope! Domain name servers are handling all the data behind the scenes.]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/dns-5.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/dns-rev-100x60.jpg" />
		</item>
		
		<item>
			<title><![CDATA[How An Oscillator Works]]></title>
			<description><![CDATA[Oscillators show up in lots of electronic equipment. In fact, you might be surprised to know that computers, radios, metal detectors, and stun guns all use oscillators. Read on to learn how an oscillator works!]]></description>
			<link>https://electronics.howstuffworks.com/oscillator.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Fri, 08 Dec 2000 03:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[How An Oscillator Works]]></media:title>
			<media:description type="html"><![CDATA[Oscillators show up in lots of electronic equipment. In fact, you might be surprised to know that computers, radios, metal detectors, and stun guns all use oscillators. Read on to learn how an oscillator works!]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/oscillator-ch.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/oscillator-100x60.jpg" />
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		<item>
			<title><![CDATA[What Is a Brushless Motor?]]></title>
			<description><![CDATA[Discover the differences between the "normal" electric motor and a brushless electric motor that make brushless electric motors more efficient.]]></description>
			<link>https://electronics.howstuffworks.com/brushless-motor.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Fri, 15 Dec 2006 03:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[What Is a Brushless Motor?]]></media:title>
			<media:description type="html"><![CDATA[Discover the differences between the "normal" electric motor and a brushless electric motor that make brushless electric motors more efficient.]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/motor.gif" /><media:thumbnail url="https://cdn.hswstatic.com/gif/brushless-motor-100x60.jpg" />
		</item>
		
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			<title><![CDATA[When Were CDs Invented, and How Do They Work?]]></title>
			<description><![CDATA[The advent of compact discs brought about digital storage and made pinpointing data a split-second task. But when were CDs invented, and how exactly do they work? Read on to get some answers!]]></description>
			<link>https://electronics.howstuffworks.com/cd.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Sat, 01 Apr 2000 00:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[When Were CDs Invented, and How Do They Work?]]></media:title>
			<media:description type="html"><![CDATA[The advent of compact discs brought about digital storage and made pinpointing data a split-second task. But when were CDs invented, and how exactly do they work? Read on to get some answers!]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/cd-intro.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/cd-100x60.jpg" />
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			<title><![CDATA[How Television Works]]></title>
			<description><![CDATA[Ever wonder how television works? The technology has been around long enough to seem ordinary, but the box that brings TV shows into your home is an amazing device. How is the picture formed? Where does the color come from? Let's find out!]]></description>
			<link>https://electronics.howstuffworks.com/tv.htm</link>
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			<dc:creator>Marshall Brain</dc:creator>			
			<pubDate>Sun, 26 Nov 2006 00:00:00 -0500</pubDate>
			
			<media:title type="html"><![CDATA[How Television Works]]></media:title>
			<media:description type="html"><![CDATA[Ever wonder how television works? The technology has been around long enough to seem ordinary, but the box that brings TV shows into your home is an amazing device. How is the picture formed? Where does the color come from? Let's find out!]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/lcd_tvs_hp_slc3760n_products.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/tv-100x60.jpg" />
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			<title><![CDATA[How Does GPS Work?]]></title>
			<description><![CDATA[For less than $100, you can get a pocket-sized gadget that will tell you exactly where you are on Earth at any moment. As long as you have a GPS receiver and a clear view of the sky, you'll never be lost again. Learn more!]]></description>
			<link>https://electronics.howstuffworks.com/gadgets/travel/gps.htm</link>
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			<dc:creator>Marshall Brain, Tom Harris</dc:creator>			
			<pubDate>Mon, 04 Mar 2024 16:17:16 -0500</pubDate>
			
			<media:title type="html"><![CDATA[How Does GPS Work?]]></media:title>
			<media:description type="html"><![CDATA[For less than $100, you can get a pocket-sized gadget that will tell you exactly where you are on Earth at any moment. As long as you have a GPS receiver and a clear view of the sky, you'll never be lost again. Learn more!]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/gettyimages-1405873562.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/gps-100x60.jpg" />
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			<title><![CDATA[How Patriot Missiles Work]]></title>
			<description><![CDATA[Patriot missiles are designed to detect, target and then hit an incoming missile. How do the systems do that?]]></description>
			<link>https://science.howstuffworks.com/patriot-missile.htm</link>
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			<dc:creator>Marshall Brain, Sarah Gleim</dc:creator>			
			<pubDate>Thu, 10 Mar 2022 19:00:01 -0500</pubDate>
			
			<media:title type="html"><![CDATA[How Patriot Missiles Work]]></media:title>
			<media:description type="html"><![CDATA[Patriot missiles are designed to detect, target and then hit an incoming missile. How do the systems do that?]]></media:description>
			<media:thumbnail url="https://cdn.hswstatic.com/gif/patriot-missile-update.jpg" /><media:thumbnail url="https://cdn.hswstatic.com/gif/patriot-missile-100x60.jpg" />
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