Hawking said it's not likely that scientists will find intelligent alien life in the next 20 years. But he had one caveat.
Where DO baby planets come from? Well, this observation of a young star sporting a ringed protoplanetary disk holds the answer.
Tune in tonight at 7 p.m. for a fascinating Perimeter Institute public lecture on the mysteries of dark matter.
The pair of black holes the set off the first detection of gravitational waves through space may have been spawned by the death of a single, massive star.
Detection of gravitational waves from colliding black holes has been confirmed, proving a critical Einstein theory.
What are they? Why are they important? Why should we care?
Gravity waves, gravitational waves and primordial gravitational waves... what do they mean? Is there a difference?
More gravitational wave discovery rumors are flying, but this time they've taken a specific -- and, possibly, really exciting -- new twist.
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