Earth and Planetary Sciences

A satellite image of Olympus Mons, Mars, the largest volcano in the solar system at about three times the height of Mount Everest. Around 3.5 to 4.0 billion years ago, the release of volcanic gases, especially the greenhouse gas sulfur-dioxide, may have warmed the surface of Mars episodically, thereby explaining the presence of geomorphological features indicative of the flow of water on the planet's ancient surface

How Water Could Have Flowed on Mars

18.11.2014

Planetary Science, Environment, Environment, Chemistry

A new model suggests volcanic activity in Mars’ distant past spewed enough greenhouse gases to warm the atmosphere and melt the ice
...

Satellite image showing a patch of bright waters associated with a bloom of phytoplankton in the Barents Sea off Norway. Image courtesy of Norman Kuring, Ocean Color Group at Goddard Space Flight Center, NASA

The Ocean’s Living Carbon Pumps

21.10.2014

Life Sciences, Viruses & Microorganisms, Environment, Climate

Understanding how viruses attack giant algal blooms may help us understand their role in fixing global carbon

Pages

Top Stories

Viagra May Reduce Cancer Metastasis, Study Shows

Immune Therapy for Alzheimer's Takes a Step Forward

A Magnetic Clue to Life’s Origins

One Plant, Three Kingdoms, Five Trips

Press Releases

Viagra May Reduce Cancer Metastasis, Study Shows

Immune Therapy for Alzheimer's Takes a Step Forward

One Plant, Three Kingdoms, Five Trips

Most Popular Articles

Prof. Zvi Artstein, Vice President for Technology Transfer

Prof. Zvi Artstein

One Protein, Two Programs

A cell’s decision to commit suicide involves an exchange of information between two suicide mechanisms

The Coin Toss Paradox

Can a game with “quantum” rules beat the odds?