A new study from the Hebrew University of Jerusalem challenges a long-held assumption in climate science by showing that ...

The air high above Earth has been moving in the opposite direction of the world below it. While the planet’s surface and lower atmosphere keep warming, the stratosphere, the layer that begins about 11 ...

Scientists searching for life beyond Earth have developed a new way to identify which distant planets might be able to ...

While the Earth has gone through some dramatic climate changes in its 4.6-billion-year history, natural processes like silicate weathering can help return things to a comfortable equilibrium. A new ...

The space industry is surging. In coming years, nearly 10,000 spacecraft are slated to launch into low-Earth orbit for a ...

A new study finds pollution from satellite megaconstellations could account for 42% of the space sector’s climate impact by ...

To understand what Americans are experiencing with this winter blast, we need to look more than 20 miles above the surface of Earth, to the stratospheric polar vortex. When you purchase through links ...

Earth was mostly devoid of oxygen for much of its 4.5 billion year lifetime. That is, until certain processes started to ...

Between 30 and 60 miles above Earth’s surface lies a largely unstudied stretch of the atmosphere. It’s too high for airplanes and weather balloons, too low for satellites and nearly impossible to ...