LifeThe shocking fossils that show T. rex wasn't the king of the dinosaurs We've always thought that Tyrannosaurus rex was an unchallenged apex predator during the dying days of the dinosaurs. But a fresh look at controversial fossils has prompted palaeontology’s biggest-ever U-turn Features
EnvironmentHow to do a health check on your garden’s vital earthworm population Earthworms are a great indicator of the state of soil. Science of gardening columnist Clare Wilson explains how to tell how many you have - and how to entice more naturally, if needed Regulars