Science

Two BBC journalists go on a quest to find out whose accent is older – and uncover a dramatic history filled with hidden twists and surprises.

Scientists describe "amazing feeling" to look into the face of an animal that so few people knew existed.

As climate change roasts cities around the world, history shows that air conditioning can be the difference between life and death for vulnerable people – but it comes at a cost.

A 67 million-year-old Tyrannosaurus rex will go on sale in New York with a pre-sale value of $30m.

Space messes with astronauts' brains – and that might have implications for missions beyond the Moon.

The plant-eating dinosaur, named Uragasaurus kalasinensis, is thought to have lived about 150 million years ago.

No other mammal can survive colder body temperatures than the Arctic ground squirrel. Its chilly hibernation is inspiring new treatments for heart attacks, stroke, and brain injury.