Imagine a snake so massive it would have to squeeze through your office door to get at you. That was Titanoboa, the largest ...

Australopithecus is an extinct group of ape-like modern human relatives—or potentially ancestors—that walked upright and ...

Giant mosasaurs, once thought to be strictly ocean-dwelling predators, may have spent their final chapter prowling freshwater ...

Analysis of the clayey soil and pebbles extracted from a plot south of the Limmat River, in the canton of Aargau (Switzerland ...