麻豆约拍

Artefacts discovered in Blombos Cave, South Africa, suggest that humans evolved sophisticated abstract thought and "modern" behaviours tens of thousands of years ago. New restrictions in for gene therapy research in the USA in the wake of the death of Jesse Gelsinger. After the genome, scientists concentrate on the proteome, the map of cellular proteins produced with instructions from the genome. Exploding star that might have destroyed the ozone layer two million years ago. Polar Bird reserach vessel trapped in Antarctic ice.