Such a crash could have caused a new, even more massive iceberg to break off.
Astronomers use the rings to study remote galaxies and to measure the masses of the objects that create them.
In a beautiful image from Hubble, young stars can be seen peeking through a dense cloud of dust.
The year-old whale calf's remains will feed sea creatures for years to come.
A rundown of known facts about the Department of Defense's X-37B orbital vehicle.
Do we live in a multiverse? Maybe, maybe not.
The centipedes hunt at night, striking young, defenceless petrel chicks in their nests and devouring them alive after injecting...
It is a bit tamer than you might imagine.
Underground heat is cooking the Thwaites Glacier from below, and could push it closer to collapse.
The break contains hundreds of thousands of stars, jabbing out of the galaxy's Sagittarius arm at a dramatic angle.