Nesting Doll Stars Proposed as Solution to General Relativity
If you asked an astrophysicist what is yet to be discovered in the universe, there’s a good chance they’d paraphrase Donald Rumsfeld: It’s full of known unknowns. What Drew Noomi…
9 Things You Didn’t Know About Black Holes
An artist’s impression of GRB 221009A, which may have heralded the birth of a black hole.Image: NASA/Swift/Cruz deWilde Black holes. Despite their names, the enigmatic objects are opposite of vacuous.…
Meet the ‘Event Horizon Explorer’, Which Aims to See Light Rings Around Black Holes
Astronomers transfixed the public in April 2019 when they released the first-ever image of a black hole, produced by radio wave data from a collaboration of telescopes around the world…