A rare comet from another star system is revealing just how different alien solar systems may be from our own.

Then we cast off into Halifax Harbour, Canada, surveying the turquoise waters for signs of an unusual test: could we use the ...

You're an anaerobic microbe sunbathing on a Martian beach billions of years ago listening to the small waves hit the ...

A new study suggests that a rift in Kenya and Ethiopia has reached a critical stage in the split-up process, and that water ...

"Rather than 'icy' or 'rocky,' we should simply call them minor giants." ...

For decades, it seemed Antarctica might be insulated from rapid ice melting, but then sea ice began to decline dramatically.

At some 60 billion times the mass of the sun, this dark void could be home to a pair of black holes that are due for a cosmic ...

The record breaking marine heat wave along the West Coast continues. Now, scientists are looking at a new heat wave forming far offshore. KPBS environment reporter Tammy Murga has more on what’s at ...

Ne-Yo knows his love life is one in a million, but he’s not sure why it’s affecting his professional life. The artist (real name Shaffer Chimere Smith) revealed that his job offerings have suffered in ...

Credit: Kamalika Chakraborty A bizarre pair of planets 190 light-years away is forcing astronomers to rethink how planetary ...