Naked Scientists Newsflash

Naked Scientists NewsFLASH 02.03.09 - First Footprints and Fossil Fish Sex

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Synopsis

This week's NewsFlash sees celestial bulldozers, fossilised footprints and the first fish to ever have sex. Plus, we find out why unmanned planes could get more blood samples tested in rural Africa, and discover that this week in 1869 saw the proposal of the periodic table.