universe
Researchers create a device to test a 50-year-old physics theory from the famed Roger Penrose.
Astronomers propose new estimate of Earth-like planets in the Milky Way galaxy.
Astrophysicists calculate the likely number of civilization out there capable of communicating with us.
Time travel is possible, but only in one direction.
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On Friday, the moon will pass through the Earth’s outer shadow, known as the penumbra.
Researchers from Japan add a new wrinkle to a popular theory and set the stage for the formation of monstrous black holes.
Tyson dives into the search for alien life, dark matter, and the physics of football.
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14 min
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A strange weakness in the Earth’s protective magnetic field is growing and possibly splitting, shows data.
The planet that we are searching for is a little bit smaller and closer than we originally thought.
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Astronomers spot periodic lights coming from near the black hole at the center of our galaxy.
Time runs backward there. Other physicists are not convinced.
A new study discovers the likelihood of extraterrestrial life in the universe.
The Roman Space Telescope will study the expansion of the universe and search for distant planets.
Is this the real life, or is this just fantasy?
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New analysis of Apollo 17 sample reveals clues to the Moon’s violent history.
A Mercury-bound spacecraft’s noisy flyby of our home planet.
Have we already found dark matter? It may be hiding in existing data, says a study.
The lessons we’ve learned here on Earth will affect how we govern a new world.
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Do space and time really exist? NASA astronomer Michelle Thaller looks at the implications of Einstein’s famous equation E=mc2.
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11 min
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A leading British space scientist thinks there is life under the ice sheets of Europa.
Why did the dinosaurs go extinct? Because they didn’t have a space program.
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The Space Force will soon launch its X-37B spacecraft on a classified mission.
This article has been retracted.
All that matters is the here and now.
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Astronomers release new data to challenge claims about the mysterious Planet Nine.
Gravitational wave researchers observe black holes of different sizes colliding for the first time.
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Olive oil leads to the discovery of a law that applies to atoms, superconductors, and even high energy physics.
New research proposes possible origins of the interstellar object ‘Oumuamua.
Groundbreaking new research suggests gamma-ray bursts are caused by a star’s collapsing magnetic field.
A binary white dwarf in a tight, super-fast rotation looks to be pumping out gravitational waves.