Tech
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BrainThis brain region may make lifelike robots creep you out
Robots that look too much like real people can be unsettling. Scientists identified a brain region that may be behind these uneasy feelings.
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TechSunlight can produce energy and clean water at the same time
A new device can make electricity from the sun. What makes it truly special, however: It uses waste heat from the system to turn dirty water or salty water into drinking water.
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PhysicsThis device turns the kilogram’s new definition into a real mass
A new suitcase-sized device will be able to measure small masses — around 10 grams — with surprising accuracy.
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PlanetsWas that a Marsquake?
‘Marsquakes’ could help scientists learn more about the Red Planet’s inner activity.
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TechThis robot’s parts are helpless alone, but turn smart as they team up
In a new system called “particle robotics,” many small, simple helpless units can seemingly come to life and start moving when amassed into a team.
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TechOcean energy could be the wave of the future
Energy systems that turn the power of ocean waves into electrical energy could be on the horizon — or pumping away near the sea floor.
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ComputingNovel fabric could turn perspiration into power
Sweat cools people by evaporating. A teen now wants to use it to generate electricity as well.
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HumansNew forensic technique may better gauge age at death
An 18-year-old student from Ackworth, England, has come up with a better way to estimate the age at death for many human remains. It needs only a CT scan of the skull.
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AnimalsBumpy edges could be key to record-breaking oars
Inspired by the bumpy edges of flippers on a humpback whale, an Australian teen has redesigned oars for use by competitive rowers.
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Science & SocietyHow to develop more ecofriendly parachutes for disaster relief
A teen researcher from Singapore suggests that parachutes made from folded paper could be a more ecofriendly choice than nylon chutes for delivering disaster-relief supplies.
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Science & SocietyThis fish ‘tag’ runs on fish power
Tags that researchers use to track fish can run out of power. A teen from Taiwan invented a tag that converts fish swimming into the electricity needed to keep it running.
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Science & SocietyYou can fight back against cyberattacks
Cyberattacks have cut power to a major city and delayed the delivery of medicine. Find out how experts combat such attacks and how to protect yourself.