All Stories
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Particle PhysicsDark matter still missing
The XENON100 experiment found no evidence of an annually varying dark matter signal.
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ChemistryBetter batteries charge forward
Next-generation batteries must hold more energy for longer periods at low cost. Several contenders may achieve some of these elusive goals.
By Susan Gaidos -
AstronomyEarliest galaxies got the green light
Galaxies in the early universe might have emitted lots of green light, powered by large populations of stars much hotter than most found today.
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EarthAntarctica’s Larsen C ice shelf nears breaking point
A fast-growing crack in Antarctica’s Larsen C ice shelf could soon break off a 5,000-square-kilometer hunk of ice into the ocean.
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EarthAntarctic ice shelf heading toward collapse
A fast-growing crack in Antarctica’s Larsen C ice shelf could soon break off a 5,000-square-kilometer hunk of ice into the ocean.
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PhysicsNew form of hydrogen created
Scientists have created negatively charged clusters of hydrogen for the first time.
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Planetary ScienceMany tiny moons came together to form moon, simulations suggest
Earth’s moon formed from mini-moons generated by a series of medium to large impacts, rather than from one colossal collision, researchers propose
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Physics‘Time Travel’ tours a fascinating fiction
James Gleick’s entertaining book Time Travel focuses more on fantasy than real science.
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Animals‘Furry Logic’ showcases how animals exploit physics
"Furry Logic" explores how animals rely on the laws of physics in pursuit of food, sex and survival.
By Sid Perkins -
AnimalsUnusually loose skin helps hagfish survive shark attacks
Hagfish skin that easily slips and slides can be a lifesaver in crises such as shark attacks.
By Susan Milius -
ChemistryDebate heats up over claims that hot water sometimes freezes faster than cold
A team of chemists has a new explanation for the Mpemba effect, while other scientists debate if it is even real.
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AstronomySome pulsars lose their steady beat
Two pulsars spend most of their time switched off, hinting at a large population of part-time pulsars hiding in the Milky Way.