News tagged with earth atmosphere

Hazy shades of life on early Earth

A 'see-sawing' atmosphere over 2.5 billion years ago preceded the oxygenation of our planet and the development of complex life on Earth, a new study has shown.

Mar 18, 2012
4.7 / 5 (3) 0 | with audio podcast

Space weather: Explosions on Venus

In the grand scheme of the solar system, Venus and Earth are almost the same distance from the sun. Yet the planets differ dramatically: Venus is some 100 times hotter than Earth and its days more than 200 ...

Mar 05, 2012
4.2 / 5 (11) 8 | with audio podcast

Bus-sized asteroid shaves by Earth

An asteroid about the size of a bus shaved by Earth on Friday in what spacewatchers described as a "near-miss," though experts were not concerned about the possibility of an impact.

Jan 28, 2012
4.6 / 5 (21) 21

The hazy history of Titan's air

What rocky moon has a nitrogen-rich atmosphere, Earth-like weather patterns and geology, liquid hydrocarbon seas and a relatively good chance to support life? The answer is Titan, the fascinating moon of Saturn.

Oct 13, 2011
4.9 / 5 (8) 18 | with audio podcast