What's up in
Opinions differ about what recent measurements of a sound-trapping fluid reveal about light-trapping black holes.
The astrophysicist Janna Levin reflects on the newly unveiled, first-ever photograph of a black hole.
Priyamvada Natarajan has pioneered the mapping and modeling of the universe’s invisible contents, especially dark matter and supermassive black holes.
Perfect black holes are versatile mathematical tools. Just don’t mistake them for the real thing.
The same codes needed to thwart errors in quantum computers may also give the fabric of space-time its intrinsic robustness.
Two independent papers vanquish lingering doubts about LIGO’s historic discovery of gravitational waves.
The renowned physicist Leonard Susskind has identified a possible quantum origin for the ever-growing volume of black holes.
Quasars powered by supermassive black holes have been unexpectedly vanishing. Scientists have started to figure out why.
In the latest campaign to reconcile Einstein’s theory of gravity with quantum mechanics, many physicists are studying how a higher dimensional space that includes gravity arises like a hologram from a lower dimensional particle theory.