Satellites and spacecraft burning up in our atmosphere are leaving metal particles in the stratosphere — and scientists are worried it could harm our planet. About 10% of the particles floating around ...

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 ...

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In January more than 100 communications satellites burned up in Earth’s atmosphere, vaporising as they crashed towards the planet at about eight kilometres a second. These spectacular exits are ...

A new climate intervention strategy aims to decrease the amount of water vapor in the stratosphere by injecting it with ice-forming nuclei. The idea is that, by reducing the water content, more heat ...

NOAA scientists investigating the stratosphere have found that in addition to meteoric space dust, Earth’s atmosphere more than 7 miles (11 km) above the surface contains an unexpected quantity of ...

How far microplastics travel in the atmosphere depends crucially on particle shape, according to a recent study by scientists at the University of Vienna and the Max Planck Institute for Dynamics and ...