Ancient Martian rivers were not the modest, slow-moving streams that earlier models described. A remote-sensing technique ...

Astronomers warn that proposed orbiting mirrors and millions of AI satellites could significantly brighten the night sky, affecting telescopes, scientific research, and global dark sky areas.

The iNaturalist cellphone app not only helps users identify plant, animal and insect species; it also provides invaluable data to scientists studying biodiversity, species decline, and habitat loss.

Astronomers have uncovered surprising evidence of a thick atmosphere surrounding TOI-561 b, a scorching, fast-orbiting rocky planet once thought too extreme to hold onto any gas. Using NASA’s James ...

The bigger the hailstone, the more damage it can cause. But scientists find that predicting hailstone size can be challenging ...

New observations are helping scientists peer beneath the Sun’s surface, revealing where its magnetic activity may truly begin ...

Boise State researchers are part of the team behind the Earth Dynamics Geodetic Explorer, or EDGE, a satellite mission concept aimed at monitoring Earth’s land, ice and coastal regions that NASA ...

Jupiter Icy Moons Explorer (JUICE) probe is on its (very long) way to Jupiter, and will finally arrive at the King of Planets ...

A material thought to be a quantum spin liquid actually exhibits a newly identified magnetic state caused by competing ferromagnetic and antiferromagnetic interactions. Materials that enter a quantum ...

In one of the biggest surprises of NASA's OSIRIS-REx mission, its target asteroid, Bennu, turned out to be a jagged, rugged ...

China signals new target for 2027 asteroid deflection test China has identified a new target near-Earth asteroid for its first planetary defense kinetic test mission, which is scheduled to launch in ...

Like tiny photobombers, cosmic anomalies resembling small, bright red points show up in almost every snapshot taken by the ...