What I learned when I trained sled dogs for a day.
“She sells seashells by the seashore” isn’t the whole story.
Scientists are celebrating after the discovery of what could possibly be the best-preserved armoured dinosaur specimen ever found. Known as nodosaur, it’s around 110 million-year-old.
In Cretaceous times (around 100 million years ago), North Africa was home to a huge river system and a bizarre menagerie of giant prehistoric predators — including the Spinosaurus, a dinosaur even more fearsome than the Tyrannosaurus rex. Nizar Ibrahim uses paleontological and geological data to reconstruct this “River of Giants” in surprising detail.
Coral bleaching is the biggest threat to the Great Barrier Reef. But it’s too early for obituaries.
Just how deep does the ocean go? Way further than you think. This animation puts the actual distance into perspective, showing a vast distance between the waves we see and the mysterious point we call Challenger Deep.