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| | Look Ma, No Wires! - How Bluetooth Works | |
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 | What do you do when you need your computer to "talk" to your cell phone? Bluetooth allows any sort of electronic equipment to connect without wires, cables or any direct action from you. Find out about Bluetooth. | |
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| | Green Machines - How Electric Cars Work | |
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| Electric vehicles, especially EVs powered by fuel cells, are a compelling alternative to gasoline-powered cars. Find out how today's electric cars work to get you where you're going without gasoline. | |
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| | High-tech Cleaning - How Robotic Vacuums Work | |
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| Whether you vacuum every day or only when company comes over, the idea of a robot doing the work is pretty appealing. Learn about robotic vacuuming and see an in-depth examination of the iRobot Roomba Red. | |
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| | Back to Life - How Near-death Experiences Work | |
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| Near-death experiences (NDEs) are seemingly supernatural events that some people have when they're at the brink of death. Find out who typically has them and how people have tried to explain them. | |
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| | Glazed Expectations - How Krispy Kremes Work | |
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| If you’ve ever tasted a Krispy Kreme original glazed doughnut, you know there’s something special to these melt-in-your-mouth treats. How do they make a doughnut that’s crispy outside yet soft inside? Find out. | |
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| | The Pursuit of 21 - How Blackjack Works | |
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| Blackjack (also known as “21”) is one of the most popular casino games, at least partly because the rules are easy to grasp. There’s one aim: Get as close to 21 as possible. Find out the real deal here. | |
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| | Sick, Tired and Bloated - How PMS Works | |
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| Every month like clockwork, some women may become irritable, forgetful, distracted, bloated and tired. We’re quick to give these symptoms a label: PMS. But what exactly is that? Find out about premenstrual syndrome. | |
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| | Instant Payment - How PayPal Works | |
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| PayPal is one of the world's primary methods of online payment, with more than 86 million accounts worldwide. Find out how to send and receive money with PayPal and learn how funds are transferred from one account to another. | |
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| | Protective Specs - How Sunglasses Work | |
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| Whether you're hitting the surf or the slopes or just spending a day on the lake, sunglasses are a must-have accessory. Find out if the $10 sunglasses are as good as the high-cost ones. | |
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| | Walking the Line - How Strikes Work | |
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| While the reasons behind strikes can be complex, they all boil down to two key elements: money and power. Find out how labor strikes have affected the balance of power between corporations and workers and much more. | |
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