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

Chinese astronauts aboard Tiangong station witnessed a match flame transform into a blue sphere in microgravity. Unlike Earth ...

The ISS has “come into its own as a very sophisticated scientific laboratory,” says retired NASA astronaut Scott Kelly, who ...

Centuries before anyone pointed a telescope at the sky, Isaac Newton figured out how gravity works. He showed that any object ...

Baby beaver rescued at 1 day old becomes BFFs with woman who saved her Bill Gates: AI is the biggest technical thing ever in ...

A class of University of Texas astronomy students has discovered that nearby dwarf galaxy Segue-1 seems to host a ...

Researchers at ETH Zurich have successfully 3D printed complex muscle tissue in zero gravity, paving the way for future space mission drug testing.

The theoretical physicist and best-selling author finds inspiration in politics and philosophy for rethinking space and time.

Harvard's Avi Loeb says interstellar comet 3I/ATLAS may show forces beyond gravity. Scientists using JWST and Swift report ...

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

A team of physicists led by Mir Faizal argues the universe cannot be simulated, saying reality includes non-computable truths beyond any algorithm or AI model ...

SpaceX CEO Elon Musk has also dived into the debate about Manhattan-sized interstellar comet, 3I/ATLAS, visiting our solar system.Astronomers and space enthusiasts are equally intrigued by ...