Penelope Boston says there might be life on Mars

About this film

So the Mars Rovers didn't scoop up any alien lifeforms. Scientist Penelope Boston thinks there's a good chance -- a 25 to 50 percent chance, in fact -- that life might exist on Mars, deep inside the planet's caves. She details how we should look and why.

Directors & creators

TED.com

Subjects

TEDTalks, TED, Talks, exploration, geology, life, science, technology, universe, TED2006, 2006

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