Scientists are increasingly worried we may be witnessing the start of the "sixth mass extinction"—the first to be caused by human activities. Five earlier mass extinctions, caused by dramatic but ...
A spectacular fossil trove on the Arctic island of Spitsbergen shows that marine life made a stunning comeback after Earth’s greatest extinction. Tens of thousands of fossils reveal fully aquatic ...
Scientists have shown conclusively for the first time that tiny marine organisms in polar oceans survived the mass extinction event that wiped out prehistoric dinosaurs because they needed less energy ...
Scientists are increasingly worried we may be witnessing the start of the “sixth mass extinction” – the first to be caused by human activities. Five earlier mass extinctions, caused by dramatic but ...