Shimmering green lights have once again danced across Earth’s upper atmosphere, captured in a striking timelapse from the ...

The world is warming. This fact is most often discussed for Earth's surface, where we live. But the climate is also changing ...

A severe winter storm that brought freezing rain, sleet and snow to a large part of the U.S. was intensified by the polar ...

The oxygen in Earth's atmosphere is key to making ours the only planet known to harbor life, but this precious resource is in limited supply. Although it is the best-known component of the air we ...

Add Yahoo as a preferred source to see more of our stories on Google. The Moon has no real atmosphere, but Earth has, in a sense, been generously trying to share its own for billions of years. A new ...

New research reveals atmospheric signals that appear before deadly flash floods, helping forecasters detect extreme rainfall events sooner.

A stretch of green light slid along Earth’s curve earlier this month, picked up by cameras aboard the International Space ...

thermal characteristics (temperature changes), chemical composition, movement, and density. Each of the layers are bounded by "pauses" where the greatest changes in thermal characteristics, chemical ...

Earth’s core exerts a gravitational pull that attracts these molecules towards the center of the planet. Even though earth travels at 1,07,000 kmph around the sun, the atmosphere is trapped inside ...