Arctic Oil, Ancient Leprosy and AIDS - Naked Scientists NewsFLASH - 01.06.09 - a podcast by Dr Chris Smith

On this week's NewsFlash we hear how the Arctic Circle could contain far more oil and natural gas than originally suspected, how the ratio of different fats in your diet alters your immune system, and how lasers can monitor mitosis. Plus, we discover the earliest known case of leprosy and the huge diversity of bacteria living on your skin.

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