Astronauts Suni Williams and Butch Wilmore are back on Earth - but what has nine months in space done to them?

Columbia University's leaders can yield to the Trump administration's demands over alleged antisemitism or they can fight back, potentially risking even more debilitating cuts in an escalating clash.

With a duopoly controlling our grocery market, avoiding their stores is nearly impossible. Opting out of their facial ...

The universe is ready for its close-up. Breathtaking images of thousands of galaxies taken by a 609-megapixel camera have ...

"Really, Euclid is not only a dark universe detective, it's also a time machine. We will look back 10 billion years in cosmic ...

The country supports some of the world’s most important satellites. But experts worry about its proximity to Russia.

After more than nine months in orbit, astronauts Barry Wilmore and Sunita Williams returned to Earth on Tuesday evening, with ...

As NASA astronaut Sunita Williams embarks on her journey back to Earth after more than nine months aboard the International ...

The astronauts, part of the Crew-9 mission, ended their spaceflight as they splashed down in the Atlantic Ocean having braved ...

Astronauts Barry “Butch” Wilmore and Suni Williams are back on Earth after nearly nine months in space and readjusting to ...

The Atacama Cosmology Telescope in the high Chilean desert mountains has just given up its final batch of data ...