The extinct canids had been isolated from wolves for 3 million years.
The supermassive black hole at the center of one of the universe's brightest objects is 1.6 billion times more massive than the sun.
Such explosions could affect phone signal today, and help us understand the very beginnings of the universe
A massive cold gas ejection signals the impending death of a vast star-forming galaxy.
Using a signal from dozens of rapidly spinning, dead stars, astrophysicists have gotten closer to realizing their goal of detecting a background rumble of gravitational...
DNA evidence shows that the now-famous -- and extinct -- dire wolf species couldn't mate with gray wolves.
NASA's Curiosity rover just celebrated its 3,000th day on Mars by taking a remarkable picture of the Red Planet.
Though NASA may have trouble returning to the moon by 2024, the U.S. space agency is doing what it can to eventually explore the lunar surface,...
Physicists have long assumed that the universe is pretty much the same in any direction, and now they’ve found a new way to test that hypothesis:...
J0313-1806 is a cosmic treasure.