LifeRobot version of our distant ancestor hints at how we learned to walk A robotic version of a four-legged animal that lived 290 million years ago suggests it had an efficient walking style despite spending some of its life in water 51¶¯Âþ
LifeOdd fossils hint first complex life hung on long after its time The strange Ediacarans were some of the earliest complex organisms on Earth. They are thought to have died out 540 million years ago but eight odd fossils suggest they survived far longer 51¶¯Âþ