A layer of charged particles, called the ionosphere, surrounds Earth, extending from about 50 to 400 miles above the surface of the planet. Disclaimer: AAAS and EurekAlert! are not responsible for ...

Many human activities release polluting gases into the atmosphere ... The Earth has a layered structure made up of the crust, the mantle, the outer core and the inner core. These layers each ...

Over time, Earth's interior—which is made mostly of silicate rocks and metals—differentiated into four layers ... are pushed toward the skies. The atmosphere not only nourishes life on ...

I wonder what our atmosphere will look like in a million years? The Earth’s atmosphere is the relatively thin layer of gases surrounding the planet. The atmosphere is held close to Earth by ...

Scientists are unraveling the mysteries of Titan, Saturn’s largest moon, and its dense nitrogen-rich atmosphere. Despite its ...

and lower thermospheric layer (about 90–110 km above Earth's surface) of the atmosphere, including the ignorosphere," explained Professor Kaoru Sato from the University of Tokyo. "If we can ...