News tagged with earth atmosphere

Astronomers pinpoint 'Venus Zone' around stars

San Francisco State University astronomer Stephen Kane and a team of researchers presented today the definition of a "Venus Zone," the area around a star in which a planet is likely to exhibit the unlivable ...

Sep 10, 2014
4.3 / 5 (20) 3

Evidence found for granite on Mars

Researchers now have stronger evidence of granite on Mars and a new theory for how the granite – an igneous rock common on Earth—could have formed there, according to a new study. The findings suggest ...

Nov 18, 2013
4.9 / 5 (13) 0 | with audio podcast

Magnesium oxide: From Earth to super-Earth

The mantles of Earth and other rocky planets are rich in magnesium and oxygen. Due to its simplicity, the mineral magnesium oxide is a good model for studying the nature of planetary interiors. New work from ...

Nov 22, 2012
4.2 / 5 (6) 0 | with audio podcast

Study finds unprecedented Arctic ozone loss

(PhysOrg.com) -- A NASA-led study has documented an unprecedented depletion of Earth's protective ozone layer above the Arctic last winter and spring caused by an unusually prolonged period of extremely low ...

Oct 02, 2011
3.8 / 5 (18) 28 | with audio podcast