The black holes were the closest orbiting pair ever discovered.
Ethan Siegel says properties of space and time could mean we can revisit the past via wormholes.
It's like lightning in a bottle—without the bottle.
The hyper-luminous galaxies are located 13 billion light years away when the universe was in its infancy.
A combination of four quarks is something scientists have never been able to prove exists—until now.
Take a deep breath, the scientists are sure a "quarksplosion" can't be weaponized.
Cosmic rays bombard Earth all the time—here's how scientists used them to explore one of the seven wonders of the world.
ScanPyramids team announces discovery of a 100 foot void above the Grand Gallery.
Dark matter makes up most of the universe, but scientists have no idea what it is.
Experiments at CERN still cannot explain how matter formed in the early universe.
If approved, the changes would take effect May 2019.
The secret is in their ability to withstand heat.
Normal matter makes up just five percent of the universe, but we can only see about 2.5 percent of it.
The astrophysicist most recently chimed in about "Titanic." Is he veering away from his strictly science-based reviews?
Rainer Weiss, Barry C. Barish and Kip S. Thorne win for "decisive contributions to the LIGO detector and the observation of gravitational waves."
How supermassive black holes formed so quickly after the start of the universe has long baffled scientists.
Studying neutrinos will help researchers answer fundamental questions about the universe.
The last of his tweets leaves science aside for what could read as a political statement.
Object found hiding in a cloud of molecular gas believed to be an elusive type of black hole.