9+ hour, 44+ min ago   (788+ words) New research demonstrates that fossilized bones, which preserve'physical records of ancient life,'can also retain chemical traces of the metabolism of those life forms. The discovery, detailed in a'new study in Nature led by scientists at New York University, opens…...

1+ week, 6+ day ago   (611+ words) Accurately determining the age of dinosaur fossils has historically been challenging for paleontologists. Now, a new study in Communications Earth & Environment shows that fossilized dinosaur eggshells contain a radioactive time signature that allows scientists to more precisely date these prehistoric…...

3+ week, 2+ day ago   (705+ words) Large prehistoric marine reptiles known as mosasaurs dominated the oceans until their extinction 66 million years ago. Now, according to new chemical evidence,some mosasaurs also lived in freshwater rivers near the end of the Cretaceous period, indicating their ability to…...

3+ week, 6+ day ago   (530+ words) However, Little Foot's identification as a member of Australopithecus is now being reconsidered, according to findings by an international study team led by scientists with La Trobe University in Australia, in cooperation with the University of Cambridge. The findings, published…...

1+ mon, 2+ day ago   (730+ words) Forget the idea that dinosaurs matured the way modern mammals do'new research suggests young dinosaurs lived radically separate lives, changing how scientists understand prehistoric ecosystems. According to new research from the University of Maryland, young dinosaurs played very different roles…...

1+ mon, 3+ day ago   (898+ words) For hundreds of thousands of years,Homo sapiensevolved under the steady pressures of natural environments'savannas, forests, coasts, deserts, and river valleys that shaped everything from our physiology to our behavior. However, in the last three centuries, that measured balance between…...

1+ mon, 6+ day ago   (662+ words) Researchers from the Chicago Field Museum have discovered a new species of bird-like dinosaur that thrived during the Cretaceous and became extinct 66 million years ago. An examination of the fossilized remains also revealed that the ancient bird likely choked to…...

1+ mon, 1+ week ago   (543+ words) Scientists studying an ancient shoreline in Bolivia have identified and catalogued over 16,000 dinosaur tracks, setting a new world record for the number of individual dinosaur footprint fossils at a single site. The recent unprecedented documentation of ancient reptilian footprints also…...

1+ mon, 1+ week ago   (436+ words) A new analysis of South American giant anaconda fossils has revealed the modern land giants reached their maximum size sometime around 12.4 million years ago and have maintained their gigantic status since. According to a statement detailing the team's research, the…...

1+ mon, 1+ week ago   (664+ words) About 3.4 million years ago, in what is now the Afar region of Ethiopia, at least two different kinds of early human relatives walked the same landscape." The new paper reports additional jaws and teeth from the same rock layers and…...