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Planetary RadioApril 5, 2004

Life on Mars...and Earth

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On This Episode
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Andrew Knoll

Harvard biologist and science team member, Mars Exploration Rover mission

We visit Harvard biologist Andrew Knoll for a conversation about finding life on the red planet. Emily Lakdawalla is seeing red on another of Earth's neighbors, and Bruce Betts spins a tale of Death Stars, cockroaches and trivia contests on What's Up!

Listen more: Planetary Radio, life in the universe, Mars

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