Earth's stratosphere - an atmospheric layer that starts 7.5 miles above the surface - is shrinking. The stratosphere has gotten a quarter-mile thinner since 1980 and will keep contracting. That ...

Spacecraft burning up in the atmosphere are leaving behind metal particles. Scientists are racing to understand if that affects the climate. One risk is that these particles may spark rainbow-colored ...

There is a paradox at the heart of our changing climate. While the blanket of air close to the Earth’s surface is warming, most of the atmosphere above is becoming dramatically colder. The same gases ...

It may sound like the plot of an old James Bond movie, but an idea to "dehydrate the stratosphere" to slow climate change is real. In a study released Wednesday in Science Advances, researchers ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Humans have been changing the atmosphere from Earth’s surface for ...

According to data from the United Nations Office for Outer Space Affairs, 2023 was a record year for launching satellites, probes, landers and more into space. But scientists worry those plumes of ...