Earth’s surface is warming, but far above the planet, temperatures in the upper atmosphere have been falling for years. Researchers now say they have identified the physical mechanism behind this long ...

Your every breath serves as a reminder that the atmosphere of Earth is silently carrying out its function. Since air is always present and invisible, it’s easy to take it for granted, but one of the ...

Researchers have found a clever new way to map a part of Earth’s upper atmosphere that is notoriously difficult to observe. Using orbital data from roughly 1,200 Starlink satellites, they ...