Best Heart Rate Monitor Apps
A man checks his heart rate on his phone.
January 30th, 2015
Many apps are available to track your heart rate, with the aim of helping you improve your health. Here are our picks for the best of the bunch.
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Electric vs. Fuel Cell Vehicles: 'Green' Auto Tech Explained
Tesla Model S
January 28th, 2015
Battery-powered electric cars and hydrogen fuel cell vehicles have both seen advances in their development, and one or both of these technologies may represent the future of "green" automobiles.
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What Makes Bill Gates Feel Stupid
bill gates
January 28th, 2015
There's still one thing that makes the Microsoft co-founder feel dumb: not being able to speak a foreign language.
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Putting Tablet Users in the Pilot Seat
torm Evader App plane navigation

January 28th, 2015
Undergraduates designed Storm Evader to teach students about weather while teaching problem-solving skills.
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DARPA Overhauls 'Atlas' Robot Ahead of Competition This Summer
The DARPA Atlas robot.
January 27th, 2015
What do you call a robot that can drive a car, break down walls and scale buildings? Hint: It's not "the Terminator."
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Rocket-Powered Car Aims to Break Land Speed Record
Bloodhound Car - Back
January 26th, 2015
The rocket-powered Bloodhound car will race across the Kalahari Desert later this year, in hopes of breaking the world land speed record.
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No Yolk! Scientists Unboil an Egg Without Defying Physics
scientists holding egg
January 28th, 2015
Scientists have figured out a way to do something that seems impossible: unboil an egg. But strange as it may sound, the feat doesn't defy basic laws of science.
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Insects Wear Tiny Spacesuits, for Science
Insect nanosuits
January 27th, 2015
What's the best way to keep an insect from exploding in a powerful vacuum? Wrap it in a tiny spacesuit, of course.
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Do Old Glass Windows Really 'Flow'? (Op-Ed)
Making a glass object, solids, liquids, plate glass
January 27th, 2015
Before Pilkingtons invented plate glass in the mid-19th century, flat panes could not be made. Old windows are uneven.
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