Tag Archives: sciencetech

Supernovae may have caused massive extinction 359m years ago

Exploding stars – or ‘supernovae’ – at least 65 light-years from Earth, could have unleashed devastating mass extinction events about 359 million years ago. The extinction of the Late Devonian saw 50 percent of all genera – groups of species – and 19 percent of all families disappear, the next …

Read More »