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The Sneaky Force Behind Our Sun’s Violent Outbursts
A strange discovery from flying close to the sun.
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Have We Gotten Dark Matter All Wrong?
Physicists have yet to pinpoint the hypothetical matter that keeps galaxies from flying apart. Now they have a new focus.
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The Day Oppenheimer Feared He Might Blow Up the World
The story behind the scare that an atomic bomb would ignite the atmosphere into a fireball.
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Probing the Mysteries of Neutron Stars With a Surprising Earthly Analog
Ultracold gases in the lab could help scientists better understand the universe.
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5 Amazing New Discoveries About Light
Invisible cloaks. Ghost imaging. Scientists are manipulating light in ways that were once only science fiction.
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What Can We Do with Moon Dust?
Lunar soil is rich with clues about our origin and future home in space. Scientists can’t wait to get their hands dirty.
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A Supermassive Test for Einstein’s Famous Theory
How a gravitational wave background re-opens the book on general relativity.
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Where Earth Got Its Water
A new theory shows Earth’s water was more locally sourced than ever thought before.