Rocky Mountain News: NASA has received more than 20 proposals for funding the next set of Mars Scout missions. Each mission must cost under $475 million and help answer basic questions about the climate and geology of Mars, or help determine whether life ever existed there. Sone of the proposals include robotic airplanes, a spacecraft that fires copper balls into the planet from orbit to make craters, and a return sample mission. A winner will be announced in January 2008, and the spacecraft must launch by Jan. 31, 2012, said Michael Meyer, lead scientist for NASA’s Mars exploration program. Read:
The finding that the Saturnian moon may host layers of icy slush instead of a global ocean could change how planetary scientists think about other icy moons as well.
Modeling the shapes of tree branches, neurons, and blood vessels is a thorny problem, but researchers have just discovered that much of the math has already been done.
January 29, 2026 12:52 PM
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