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

When you look at photographs of Earth from space, the planet looks like a blue marble, with patterns of clouds lying on the surface of the marble. It seems as if Earth's atmosphere is incredibly thin, ...

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

(WAND) - Earth's atmosphere is divided into several distinct layers, each characterized by specific temperature variations, composition, and phenomena. Below are the primary layers of the atmosphere, ...

Tiny bits of Earth’s atmosphere have been drifting to the moon for billions of years, guided by Earth’s magnetic field. Rather than blocking particles, the magnetic field can funnel them along ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Solar wind, in combination with Earth's magnetic field, has been delivering particles from our planet's atmosphere to the moon's ...

An MIT study suggests some early life forms may have evolved the ability to use oxygen hundreds of millions of years before ...