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 ...

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 ...

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 ...

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 ...

Scientists have discovered evidence of various pollutant metals in Earth's stratosphere. They traced the metals back to rockets and satellites launched into space. The stratosphere contains the ...

Smoke from the devastating bushfires in Australia has traveled so high it has reached the stratosphere—the second major layer of Earth's atmosphere. It has also completed a full circuit around the ...