Scientists discovered that so-called "giant radio pulses" coincide with X-rays, suggesting they are hundreds of times more energetic than previously thought.
Astronomers spent 20 years using a dead star as a gigantic "cosmic clock" to test a mind-blowing prediction of Einstein's general theory of relativity.
'Pulsar Guardian' will let governmental and commercial customers run wargames simulating conflict in space.
The extremely swole collapsed star is so big that it defies what we know about how big neutron stars can get.
Fast radio bursts may have a quite mundane explanation.