LifeOldest proteins yet recovered from 18-million-year-old teeth The oldest protein fragments ever recovered have been extracted from fossilised teeth found in Kenya's Rift Valley, revealing the remains belonged to the ancient ancestors of rhinoceroses and elephants News
LifeBizarre fossil may have been an entirely new type of life Chemical analysis suggests the 400-million-year-old fossil Prototaxites was neither plant, animal or fungus – hinting at a mysterious life form that went extinct long ago News