Hard Science
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Number of proton-neutron pairs determine how fast the particles move, results suggest.
Two space agencies plan missions to deflect an asteroid.
The present? Blink and you’ll miss it. And other musings on time.
“Our findings are not good news,” says Brendan Godley, of the University of Exeter.
If the universe is expanding in all directions, why is Andromeda hurtling toward the Milky Way?
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About 3.8 billion years ago, the inner planets were bombarded with a cataclysm of asteroids. Could Planet V have been the cause?
A recent test shows SpaceX’s Raptor engine is powerful enough to lift Starship and Super Heavy into space.
Scientists are highly skeptical, but such “cosmic wanderlust” isn’t a bad thing.
The Polar Vortex was brutal, but not compared to the rest of the Universe.
In 2008, Elon Musk explained which of history’s tech geniuses was his role model.
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Some books had a profound influence on Einstein’s thinking and theories.
On Wednesday, Chicago was colder than parts of Antarctica by 10 degrees Fahrenheit.
We spent a day with a primate expert to find out.
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Getting to close to a black hole is a nightmare waiting to happen.
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Feel like traveling to another dimension? Better choose your black hole wisely.
Microbes screened with a new microfluidic process might be used in power generation or environmental cleanup.
FOIA release sheds light on the DOD’s own struggle to understand UFOs.
Physicists attempt to answer some of science’s biggest questions about the universe.
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The meaning—and range—of “habitable” goes much farther than we once thought.
Cosmologists propose a groundbreaking model of the universe using string theory.
A completely unexpected discovery beneath the ice.
A NASA astronomer explains how astronauts dispose of their, uh, dark matter.
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It has already found several bizarre planets outside of our solar system.
Is this the real life or is it just fantasy? And does it really even matter?
China’s Chang’e 4 biosphere experiment marks a first for humankind.