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14/10/2010
Stem cell trials; human remains and archaeology; and a brief encounter with a comet chaser.
Stem cell trials - Geron's spinal cord therapy starts after years of regulatory wrangles. Human remains and archaeology - researchers complain of burdensome regulations. And a brief encounter with a comet chaser
NASA's Deep Impact space probe is closing in on the Comet Hartley 2; Quentin hears about the science astronomers hope to learn from the encounter.
Last on
Mon 18 Oct 2010
21:00
成人快手 Radio 4