Ray Arvidson offers updates on Mars rover missions

With all the fanfare about Mars rover Curiosity landing safely on the Red Planet on Aug. 6, it’s easy to forget that there’s already a rover on Mars — an older, smaller cousin set to accomplish a feat unprecedented in the history of Solar System exploration. WUSTL’s Raymond E. Arvidson is playing key roles in both Mars missions.
Vaporizing the Earth

Vaporizing the Earth

A team of WUSTL scientists have vaporized the Earth — if only by simulation, that is, mathematically and inside a computer. They weren’t just practicing their evil overlord skills. By baking model Earths, they are trying to figure out what astronomers should see when they look at the atmospheres of super-Earths in a bid to learn the planets’ compositions.
Landslides on other worlds

Landslides on other worlds

Saturn’s ice moon Iapetus has more giant landslides than any solar system body other than Mars. Measurements of the avalanches suggest that some mechanism lowered their coefficients of friction so that they flowed rather than tumbled, traveling extraordinary distances before coming to rest. Scientists at Washington University in St. Louis, who have been studying the ice avalanches suggest a experimental test that might provide some answers.

$125 million U.S.-India Initiative for Clean Energy drives expansion of WUSTL’s solar energy program

Engineers at Washington University in St. Louis will be working on low-cost solar cells and systems that integrate solar cells with batteries as part of $125 million U.S.-India Initiative for Clean Energy announced this year. The technology is designed to help India leapfrog energy technologies, moving directly to low-emission electricity generation and bypassing as much as possible fossil-fuel electrical generation.
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