Physics
Black widow pulsar is fattest collapsed star yet
New measurements of pulsar B1957+20 bust predicted limits for how big a neutron star can get before collapsing into a black hole
News
Physics
Countdown to oblivion: Why time itself could end
News
Physics
Hawking radiation glimpsed in artificial black hole
News
Physics
Cosmic accidents: How we avoided the void
Features
Physics
Cosmic accidents: Tipping the antimatter balance
Features
Physics
What’s eating the stars out of our galaxy’s heart?
Features
Physics
M-theory: Doubts linger over godless multiverse
News
Physics
Exotic matter could show up in the LHC this year
News
Life
Hawking hasn’t changed his mind about God
Opinion
Physics
Void that is truly empty solves dark energy puzzle
Forget vacuums fizzing with particle activity: a new calculation shows this strange notion isn't necessary after all
News
Physics
Black holes + dark matter = light
News
Physics
Closing in on the inflaton, mother of the universe
News
Space
Milky Way magnets solve cosmic ray conundrum
News
Physics
Rethinking Einstein: The end of space-time
Features