African fish may hold key to stopping ageing in humans

A study into African turquoise killifish has revealed the secrets behind a biological phenomenon that presses pause on the development of embryonic life – findings that have potential implications for human ageing. Species such as the killifish can place themselves in a state of “suspen

Car-sized prehistoric South American turtle was built for battle

One of the largest turtles that ever lived prowled the lakes and rivers of northern South America from about 13 million years ago to 7 million years ago - and this car-sized freshwater beast was built for battle.Scientists said on Wednesday they have unearthed new fossils of the turtle, called Stupe

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