Tech
With tech, farms can double up to produce both food and power
Agrivoltaics merges agriculture with photovoltaic panels, which generate electricity from sunlight. The combo produces clean energy and edible crops.
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ChemistryScientists Say: Rare earth element
Rare earth elements aren’t all that rare — but skyrocketing demand for these metals makes them precious.
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TechScientists Say: Robot
These task-doers handle jobs as simple as vacuuming the floor and as complex as navigating extraterrestrial terrains.
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TechA puff of air could deliver vaccines needle-free
A new Nerf gun-like device may make injections safer, faster and easier.
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TechAI can now turn blurry thermal vision into crisp images
Even when it’s pitch black, the new imaging system can create clear images while also accurately gauging distances to objects.
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TechMagic, cooking and droids inspire this roboticist
Dennis Hong and his team design human-like robots that can help solve problems and also entertain.
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TechNew glasses can ‘hear’ what you lip sync — and tell your phone
The lip-reading device enables voice commands without the voice. The glasses determine what their wearer is saying by tracking facial movements.
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TechCould Star Trek replicators exist?
Experts break down what’s possible and what’s not for this classic science-fiction invention.
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TechNanobots can now enter brain cells to spy on what they’re doing
Fleets of advanced versions may one day be able to detect disease and then go about surgically treating it — without ever opening the skull.
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TechScientists Say: Fiber optic cable
Whether you’re reading these words on a phone, computer or other device, you may have fiber optic cables to thank.