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 ...

The sky is getting crowded. In the last few years, the number of satellite launches has increased by an order of magnitude as mega-constellations of internet-powering hardware crowd into low Earth ...

A group of government scientists are suggesting a strategy to literally dehydrate the stratosphere to help cool the planet — while admitting that it’d only do so much. In a press release, the National ...

Ozone from the stratosphere - 10 miles above ground, plunged to the surface producing air quality alerts across southern Colorado on Monday. This is rare. And, it came on top of the intense and ...

Daniel Bowman sends cell phones into the stratosphere aboard solar-powered hot-air balloons. You might be surprised what sounds they record up there. These balloons listen to the Earth from a dozen ...

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 ...