A "forbidden" merger between two black holes may not have been quite as impossible as previously thought. New research that ...
A newly described spacetime crystal could collapse into a microscopic black hole when exposed to a very small energy change, according to a mathematical breakthrough by physicists from Goethe ...
We've been through the first few episodes of our crash course on general relativity, and came out alive! But it's officially "time" for CURVED spacetime. Join Gabe on this week’s episode of PBS Space ...