Dozens of people across Wyoming, Colorado and Utah saw a colorful fireball streak through the sky Thursday night. Experts say it likely faded over ...

Methane comes in different isotopic signatures. Methane from fossil fuels like natural gas leaks or coal mines is heavier, ...

Satellite burnup during atmospheric reentry is increasing as megaconstellations expand, raising documented concerns about ozone chemistry, stratospheric particles, and current deorbiting standards.

A new study reveals that chemicals used to replace ozone-damaging CFCs are now driving a surge in a persistent “forever ...

NASA selects STRIVE and EDGE missions to advance Earth science research, improve atmospheric and ecosystem monitoring, and support environmental and safety planning.

Planetary scientists have identified a previously unrecognized pathway for water loss on Mars -- observed, for the first time ...

The current image of Mars as an arid and hostile desert contrasts sharply with the history revealed by its surface. Channels, ...

For the first time in 54 years, humans will head toward the moon this week. So why does it feel like most of us are barely ...

NASA-supported scientists have resurrected an enzyme first used by organisms on Earth 3.2-billion years ago and, in the ...

A long-debated platinum spike in Greenland ice is best explained by volcanic activity rather than a cosmic impact, reshaping ideas about what triggered the Younger Dryas cooling. An unusual platinum ...

Jupiter’s swirling storms have concealed its true makeup for centuries, but a new model is finally peeling back the clouds.

"Understanding how different materials behave as they burn up could help engineers design satellites that fully disintegrate, leaving nothing behind in orbit or in the atmosphere." ...