Astronomy

Watch as SpaceX's Falcon Heavy second stage deploys the powerful new GOES-U satellite into space as Earth glows in the background.

A very rugged and well-put-together monocular from Bushnell, with fantastic, crisp, clear views, and a comfortable, sturdy body.

Satellites burning up in Earth's atmosphere are producing chemicals that could thwart the recovery of our planet's protective ozone shield.

Financial incentives have helped people with obesity lose weight in trials, but whether the approach is sustainable or cost-effective remains to be seen

Financial incentives have helped people with obesity lose weight in trials, but whether the approach is sustainable or cost-effective remains to be seen

SpaceX just announced a more compact version of its satellite internet antennas called Starlink Mini that are small enough to fit in a backpack.

See the circle of galaxy clusters and voids that surround us in this map of the nearby cosmos, extending 200 million light years in each direction

See the circle of galaxy clusters and voids that surround us in this map of the nearby cosmos, extending 200 million light years in each direction

Don Pettit, NASA's oldest active astronaut and a space shuttle flyer, will return to space no earlier than Sept. 11 aboard a Russian Soyuz spacecraft.

The X-ray-emitting binary system Cygnus X-3 features a massive Wolf-Rayet star donating matter to a compact object, probably a black hole.

An artificial intelligence could gauge what characters and locations people were viewing in the film (500) Days of Summer based on the activity of their neurons

An artificial intelligence could gauge what characters and locations people were viewing in the film (500) Days of Summer based on the activity of their neurons

NOAA's advanced GOES-U weather satellite launched today (June 25) on the 10th-ever liftoff of SpaceX's powerful Falcon Heavy rocket.

ISS astronauts are reviewing spacesuits and spacewalking procedures after a leak during a spacewalk on June 24. NASA's next spacewalk is still scheduled for July 2.

Europe's new Ariane 6 rocket is on schedule for its inaugural launch.

Deducing the correct pattern that links pairs of coloured grids is relatively easy for most people, but relies on skills that artificial intelligence models lack. A new $1 million prize hopes to encourage the development of an AI that can solve such puzzles

Deducing the correct pattern that links pairs of coloured grids is relatively easy for most people, but relies on skills that artificial intelligence models lack. A new $1 million prize hopes to encourage the development of an AI that can solve such puzzles

The JWST has detected star clusters that existed less than 500 million years after the Big Bang. These clusters, in the Cosmic Gems arc, could reveal secrets of cosmic evolution.

Our arm of the Milky Way is filled with older, metal-rich stars. New research suggests these might provide the best conditions for life to form on their planets

Our arm of the Milky Way is filled with older, metal-rich stars. New research suggests these might provide the best conditions for life to form on their planets