Add Yahoo as a preferred source to see more of our stories on Google. Earth's stratosphere - an atmospheric layer that starts 7.5 miles above the surface - is shrinking. The stratosphere has gotten a ...

A new study shows eruptions and wildfires altered the upper atmosphere, yet recent surface warming points elsewhere.

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 ...

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 ...

Giant solar balloons were sent 70,000 feet up in the air to record sounds of Earth’s stratosphere — and the microphones picked up some unexpected sounds. The stratosphere is the second layer of ...

About 7.5 miles above our heads, the stratosphere begins. That slice of sky — where supersonic jets and weather balloons fly — stretches up to 31 miles above Earth's surface. But according to new ...