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As lava hardens, a revelation bubbles up

Back when he was working on his Ph.D. in geophysics at the University of Chicago in the 1980s, Dork Sahagian took a break one day from studying lava flows to attend a lecture on how raindrops form in clouds.

dateMar 20, 2017 in Earth Sciences
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Image: Hues in a Martian crater slope

Impact craters expose the subsurface materials on the steep slopes of Mars. However, these slopes often experience rockfalls and debris avalanches that keep the surface clean of dust, revealing a variety of hues, like in ...

dateJan 05, 2017 in Space Exploration
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Astronauts to get help from snake robots

Norwegian researchers are looking into how a snake robot might carry out maintenance work on the International Space Station (ISS), study comets, and explore the possibility of living and working in lava tunnels on the Moon.

dateDec 20, 2016 in Space Exploration
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