All Stories
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Health & MedicineStrongest bones come from Goldilocks recipe of exercise and rest
Building strong bones for life depends on adolescents staying active and getting enough sleep. Sometimes a lot of sleep, like 11 hours!
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MathMeet ‘Pi’ — a new Earth-sized planet
Searching through data from NASA’s K2 Mission, researchers found a new planet. Some call it K2-315b, others smile and refer to it as “Pi Earth.”
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ChemistryFlexible devices may help clothes solar power your screens
A fluorescent polymer duo boosts the efficiency of solar cells. One day this material may coat your jacket, hat or backpack to provide power on the go.
By Shi En Kim -
PhysicsResearchers reveal the secret to the perfect football throw
The tip of a spiraling football follows the ball’s path. If you know a thing or two about gyroscopes, this is not what you’d expect.
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AnimalsLet’s learn about sharks
This ancient group of fish can use scent and even electricity to detect their prey. And they fill an important niche in the ocean.
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AnimalsScientists Say: Medullary bone
Medullary bone is a layer that forms inside bird and dinosaur bones. It’s a source of the calcium in eggshells.
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BrainCan’t remember? Maybe you multitask too much between screens
Splitting your attention between devices can make it hard to create new memories, even when you’re not multitasking.
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Health & MedicineSocial distancing for teens shouldn’t mean giving up your social life
During even partial lockdowns, keeping connected with friends makes all the difference. That’s what athletes and other teen groups are finding.
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EnvironmentWhy today’s ‘fast fashions’ can be bad for the planet
The constant buy-wear-toss cycle of fast fashion isn’t sustainable. It hurts the environment and takes a toll on our wallets, too.
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EnvironmentOld clothes soon may be recycled, not trashed
One day, clothes may be recycled almost as much as plastics and glass are now. See how chemists are moving us in that direction.
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SpaceStar of science and movies, the Arecibo radio telescope is dead
Broken cables led to catastrophic damage of its history-making dish. The U.S. National Science Foundation will now dismantle what remains.
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SpaceWhy Arecibo’s loss is such a big deal for astronomy
Damage to the radio telescope in Puerto Rico has robbed scientists of a special tool for studying everything from asteroids to galaxies.