Sumatran

Supervolcano eruption in Sumatra 75,000 years ago led to a catastrophic drop in atmospheric ozone levels and a ‘bottleneck’ in the human population which fell to just 10,000–30,000, study...

(Credit: WWF) Tam was Malaysia’s last surviving male Sumatran rhinoceros. Today, the 35-year-old died surrounded by his caretakers and vets at the Borneo Rhino Sanctuary that...