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Did Ötzi the Iceman die from a head injury?

New research performed on the 5,300-year-old Ötzi the Iceman suggests that he died from a head injury. The protein investigation appears to support a 2007 research into the mummy’s brain. The study pointed to a cerebral trauma as the cause of death. At that time, the research relied on a CAT scan

Ancient protein found in marine fossil

A 70-million-year-old protein has been extracted from the fossil of an ancient marine lizard. Collagen protein, a type of connective tissue, was found inside the fossilized upper forelimb bone of the mosasaur Prognathodon, a long-dead relative of the monitor lizard. While this is not the first time proteins have been recovered from