Photos and videos of astronauts on the ISS show them floating around, but saying there's zero gravity isn't fully accurate.

Human health is the Achilles heel of space travel. Researchers at ETH Zurich have now succeeded in printing complex muscle ...

Researchers are 3D printing human muscle in zero gravity to create better disease models and improve astronaut health during space missions.

Filmmakers have used all kinds of tricks over the years to show low or zero gravity on screen, from wire work to underwater shooting, and more recently even blasting off to capture the real thing.

The LIGO gravitational wave observatory in the United States is so sensitive to vibrations it can detect the tiny ripples in space-time called gravitational waves. These waves are caused by colliding ...

"To the people around the world, I would like you to dream big, believe in yourselves and believe in humanity!" When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

On a recent flight, Yale student Paul Meuser turned his head to the side and saw his fellow passengers floating about the cabin. “That image will stay with me,” he said. Nothing was amiss. Meuser and ...