Physics
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AnimalsHere’s what bats ‘see’ when they explore the world with sound
High-speed cameras, fancy microphones and slick software are helping scientists get the best look yet at what bats perceive through echolocation.
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PlantsHere’s how giant pumpkins get so big
Cinderella took a ride in a pumpkin coach. Though real pumpkins do get big enough, here’s why their ride would be uncomfortable at best.
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Tech‘Frozen smoke’ could protect electronics from annoying static
A fluffy material made from cellulose nanofibers and silver nanowires can protect electronic devices by blocking more than 99.99 percent of disrupting interference, a new study reveals.
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ClimateLet’s learn about solar power
Solar power is a way to harness energy from the sun, and lessen our reliance on fossil fuels.
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SpaceScientists Say: Gravity
Gravity is a fundamental force that attracts objects with mass to other objects with mass. It decreases with distance.
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TechTrees power this alarm system for remote forest fires
Wind moving through tree branches is all the energy needed to power devices that can detect a remote fire before it rages into an uncontrolled inferno.
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TechThis high-tech sweeper is designed for super-clingy moon dust
An electron beam is the newest tool being developed to remove sticky and damaging lunar dust from surfaces.
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Physics2020 Physics Nobel goes for delving into black holes
Although Einstein’s general theory of relative suggested black holes might exist, this year’s winner’s helped show they actually are out there.
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PhysicsHow physics lets a toy boat float upside down
Buoyancy’s upward force keeps objects afloat even in unusual conditions.
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ChemistryHow to recycle ‘nonrecyclable’ plastics
A new process can convert some nonrecyclable plastics into a type that now can be reused. That could greatly cut down on wastes sent to landfills.
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ArchaeologyStonehenge enhanced voices and music within the stone ring
Scientists built a 'Stonehenge Lego' model in a sound chamber to study how sound would have behaved in the ancient stone circle.
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SpaceStrange but true: White dwarfs shrink as they gain mass
Telescope observations of thousands of these stars now confirm a decades-old theory on how their masses relate to their waistline.