成人快手

Fragments of Neanderthal man's genome have been sequenced, and what it tells us about its relationship with modern man. The Hubble Space Telescope provides a new clue to the nature of dark energy. The World Health Organisation begins a final drive to eradicate polio from the last four countries: India, Pakistan, Afghanistan and Nigeria. Predicting hurricanes using very low-frequency infrasound waves. Plus, why are scientists renaming genes?