Scientists discovered Bastetodon, a 300-million-year-old predator in Egypt, revealing Africa's ancient apex carnivores before modern lions and hyenas emerged.
Thousands of climbers attempt to summit the roof of Africa each year. Here's what it's like to be one of them.
Footprint pet icon set Footprint pet icon set ... African animals Vector illustration of African animals and birds: elephant, rhino, giraffe, cheetah, zebra, hyena, secretarybird, marabou and ...
National Treasure: The Fearsome Science Behind the T. rex, the King of the Dinosaurs (04:13) 5 Record-Breaking Bird Migrations (02:56) Pesto the Enormous, Viral King Penguin Molts His Baby ...