Even as temperatures rise on Earth's surface and in the lower atmosphere, the planet's upper atmosphere has cooled dramatically. This paradoxical pattern is a well-known sign of humanity's climate ...

Scientists say a massive 2022 volcano eruption may have helped break down methane, offering new clues in the fight against ...

The potent pollution from so-called megaconstellation satellite systems launched en masse into space since 2019 will account ...

The oxygen in Earth's atmosphere is key to making ours the only planet known to harbor life, but this precious resource is in limited supply. Although it is the best-known component of the air we ...

Scientists have finally cracked the mystery behind one of climate change’s strangest fingerprints: while Earth’s surface heats up, the upper atmosphere is rapidly cooling. Researchers at Columbia ...

This could be dangerous to the astronauts on board Artemis 2. Therefore, Artemis 2's Orion will instead enter Earth's ...

A gradual dimming and brightening when a star passed behind it suggested the mini-Pluto was wrapped in a thin layer of air.