David Blake
Principal Investigator, CheMin instrument on Curiosity Rover
Geologist, Exobiologist
Research Scientist
Ames Research Center
Moffett Field, California

Mar. 15, 2013

Curiosity Hits Paydirt: New Clues to Life on Mars

Microbes may once have thrived in a freshwater lake on Mars, according to clues in an ancient rock.

mars, mars rover, curiousity rover, microbes, David Blake, Red Planet, Gale crater, NASA, microbe

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Michael Pollan Talks Plants and Food

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Whale Tales

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How Humpbacks Hunt With Bubbles

Humpback whales blow bubbles around schools of fish to concentrate them for easier capture. It's called a bubble net, says David Wiley, research coordinator for Stellwagen Bank National Marine Sanctuary, and it's visible as a ring of bubbles at the surface. Now, with underwater digital tracking tags and custom visualization software, whale researchers can see what the whales are doing underwater when they're bubble-netting.

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