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What the Sight of a Black Hole Means to a Black Hole Physicist
The astrophysicist Janna Levin reflects on the newly unveiled, first-ever photograph of a black hole.
An Astrophysicist Who Maps the Universe’s Terra Incognita
Priyamvada Natarajan has pioneered the mapping and modeling of the universe’s invisible contents, especially dark matter and supermassive black holes.
How Space and Time Could Be a Quantum Error-Correcting Code
The same codes needed to thwart errors in quantum computers may also give the fabric of space-time its intrinsic robustness.
New Studies Rescue Gravitational-Wave Signal From the Noise
Two independent papers vanquish lingering doubts about LIGO’s historic discovery of gravitational waves.
Galactic Beacons Get Snuffed Out in a Cosmic Eyeblink
Quasars powered by supermassive black holes have been unexpectedly vanishing. Scientists have started to figure out why.
Astronomers Creep Up to the Edge of the Milky Way’s Black Hole
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.