Water. A vital nutrient, yet one that is inaccessible to many worldwide.
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Americans wary of futuristic science, tech
Americans are generally excited about the new technology they expect to see in their lifetimes. But when confronted with some advances that already appear possible -- from skies filled with drones to meat made in a lab -- they get nervous.
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Blood moon: Lunar eclipse gazers mesmerized as red hue lights up sky
Sky gazers caught a glimpse of the "blood moon" crossing the Earth's shadow Tuesday in all its splendor.
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Carpenter who cut off his fingers makes 'Robohand' with 3-D printer
"I was in a position to see exactly what happens in the human hand. I got the basics of what it's all about and thought yeah, I'll make my own."
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'Blood moon' will be a sight to behold, weather permitting
Tuesday will bring a spectacle in the night sky worth staying up for when the moon turns a burnt reddish orange.
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Listen for a ping, and the water may play tricks on you
Put an ear to the ocean and listen carefully, but beware. The water may play tricks on you.
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Google Glass available to anyone for one day only
Have you been pining for your very own wearable $1,500 Google Glass but weren't sure how you, a regular nondeveloper residing in the United States, could procure one?
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Navy's future: Electric guns, lasers, water as fuel
Imagine ships that fire missiles at seven times the speed of sound without using explosives, or that use lasers to destroy threats at the cost of about a dollar a shot, and vessels making fuel from the very seawater in which they're floating.
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Using tablets to reach kids with autism
Two 5-year-old boys, one with autism, were having some friendly playtime when they had a communication breakdown. One boy didn't respond to the other and walked away. The ignored kid got frustrated and pushed over a small staircase, causing the first boy to fall.
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Astronomers find 'diamond engagement ring' in space
Planetary nebula Abell 33 has taken on romantic proportions.
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The universe is expanding, but how quickly?
You can't see it happening on Earth, but space itself is stretching. Ever since the Big Bang happened 13.8 billion years ago, the universe has been getting bigger.
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Forget wearable tech, embeddable implants are already here
Smartphone mapping features are great for getting directions, until you lose signal. But you could avoid getting lost in the woods with a guiding system embedded in your body.
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5 biometric alternatives to the password
There are many things that make you special: Your sense of humor, your dance moves, your personal style, the shape of your ear.
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Signs of underground ocean found on Saturn moon
An ocean at least as large as Lake Superior lies below a thick layer of ice on a moon of Saturn, new data from NASA's Cassini spacecraft suggests.
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U.S. gets new, hyper-accurate atomic clock
Timekeeping in the United States, which was already a pretty precise science involving lasers and atomic particles, just got even more exact.
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The next frontier in 3-D printing: Human organs
The emerging process of 3-D printing, which uses computer-created digital models to create real-world objects, has produced everything from toys to jewelry to food.
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