March 27, 2013
While many astronomy books are based around images that show us how the Universe appears to us right now, as seen through the sensitive electronic eyes of powerful space telescopes and observatories around the world, Erik Anderson’s Vistas of Many Worlds: a Journey Through Space and Time takes a different, but no less fascinating, approach [...]
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January 25, 2013
Mars may not be tectonically active but that doesn’t mean there’s nothing happening on the Red Planet’s surface. This video from NASA’s Jet Propulsion Laboratory shows the dramatic seasonal changes that take place in Mars’ polar regions when the frozen carbon dioxide — called “dry ice” – coating the basalt sand dunes begins to thaw [...]
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