Fossils from China show complex life evolved millions of years earlier than once thought
Goblet-shaped sea jelly relatives with miniature “arms.” A plump, legless creature resembling a sausage. Long, wormlike animals tipped…
A Giant Magnetic Anomaly Over 500 Million Years Ago Can Finally Be Explained
Magnetic signatures hidden inside rocks tell us a lot about Earth’s magnetic field and the way continents and…