Our current biosphere depends on oxygen to live but that was not always true. On this show, Joe Kirschvink discusses the visciousness of oxygen, the evolution of cyanobacteria, and the Medea hypothesis.

Oxygen the Menace -- Groks Science Show 2013-02-13

Weekly science radio program hosted by Dr. Charles Lee and Dr. Frank Ling.  Each show features interviews with scientists and technical innovators, humorous commentary on recent discoveries, plus the Grokotron 5000 and the World Famous Question of the Week!  Tune in every week and rediscover the world as you think you know it.

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Weekly science radio program hosted by Dr. Charles Lee and Dr. Frank Ling. Each show features interviews with scientists and technical innovators, humorous commentary on recent discoveries, plus the Grokotron 5000 and the World Famous Question of the Week! Tune in every week and rediscover the world as you think you know it.

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Oxygen the Menace -- Groks Science Show 2013-02-13

Oxygen the Menace -- Groks Science Show 2013-02-13

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