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astrophysics

Latest Articles

Art for "New Studies Rescue Gravitational-Wave Signal From the Noise"
gravitational waves

New Studies Rescue Gravitational-Wave Signal From the Noise

By Natalie Wolchover
December 13, 2018
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Two independent papers vanquish lingering doubts about LIGO’s historic discovery of gravitational waves.

Martin Rees, Baron Rees of Ludlow, at his home in Cambridge, England.
Q&A

On the Best Use of Science to Safeguard Humanity

By Claudia Dreifus
December 5, 2018
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For 50 years, the astrophysicist Martin Rees has contributed to our understanding of cosmology. Now he is speaking up about the promise and potential dangers of the science and technology that will arrive over the next 50 years and beyond.

Art for "Galactic Beacons Get Snuffed Out in a Cosmic Eyeblink"
astrophysics

Galactic Beacons Get Snuffed Out in a Cosmic Eyeblink

By Shannon Hall
November 21, 2018
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Quasars powered by supermassive black holes have been unexpectedly vanishing. Scientists have started to figure out why.

Valeria Pettorino in the woods near CosmoStat
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An Italian Cosmologist Who Wanders in Dante’s Dark Wood

By Siobhan Roberts
November 13, 2018
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A scientist and programmer with a literary bent, Valeria Pettorino thinks multiple angles and diverse points of view are needed to unriddle the nature of dark matter and dark energy.

astrophysics

Astronomers Creep Up to the Edge of the Milky Way’s Black Hole

By Joshua Sokol
October 30, 2018
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Hot spots have been discovered orbiting just outside the supermassive black hole at the galaxy’s center. Their motions have given us the closest look at that violent environment.

Photo of Mario Jurić
Q&A

Prepping for a Flood of Heavenly Bodies

By Liz Kruesi
October 24, 2018
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Mario Jurić is leading the push to get astronomy ready for the torrents of data that are about to flow.

Art for "Planets Found to Be Larger Than the Disks They Come From"
astrophysics

Planets Found to Be Larger Than the Disks They Come From

By Rebecca Boyle
October 4, 2018
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The new finding is challenging established theories of how planets come to be.

Art for "A Short History of the Missing Universe"
Abstractions blog

A Short History of the Missing Universe

By Katia Moskvitch
September 19, 2018
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Astronomers have known where the universe’s missing matter has been hiding for the past 20 years. So why did it take so long to find it?

astrophysics

The Last of the Universe’s Ordinary Matter Has Been Found

By Katia Moskvitch
September 10, 2018
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For decades, astronomers weren’t able to find all of the atomic matter in the universe. A series of recent papers has revealed where it’s been hiding.


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