How to make a black hole without a star.
An unprecedented cosmic observation.
The Event Horizon Telescope peered into the Messier 87 galaxy.
They're called “supermassive” for a reason.
What we know about the mysterious life cycle of a black hole.
Also in space: A neighborhood of black holes, a new (and old) reason to study Venus' clouds, and the end of the Lunar XPrize.
In the December 1980 issue of Popular Science, a 38-year-old theoretical physicist answers the ultimate question about the universe.
And it's much bigger than we expected.
The observatory could eventually detect a new collision every day.
But they get along just fine
Like, 100 times more
The top 7 explanations for the star's weird behavior, ranked roughly in order of plausibility
Hawking radiation observed in a homemade black hole analogue
Warping space to fight infinities
LIGO experiment reports a second successful discovery
Warning: objects in telescope may be closer that they appear
Nothing (or almost nothing) can escape a black hole
Two holes in one!
Just an easy quantum procedure
That's the latest theory, at least
A quantum quandary
Scientists zero in on the size, shape, and speed of the gas that reconfigures galaxies
Luckily for us, nothing like this is actually happening nearby.