3+ hour, 43+ min ago  (676+ words) For more than 180 years, scientists have hypothesized that the ancestors of mammals laid eggs, but haven't found any fossils to prove it. Now, paleontologists finally have some tantalizing evidence to back up those long-held suspicions. Around 250 million years ago, a…...

6+ hour, 44+ min ago  (937+ words) Those who venture into Foul Air Cave, below Buchan township in eastern Victoria, quickly realize how it got its ominous name. In its deepest chambers, bacteria consume oxygen and excrete organic gases to produce a toxic stench. The cave is…...

3+ week, 3+ hour ago  (702+ words) Around 7 million years ago, a little creature braved wildcats and hyenas to cross the floodplains of Bulgaria " and she may have done so on two legs. A recently described fossil femur offers evidence that this extinct ape, estimated to have…...

3+ week, 6+ day ago  (857+ words) For decades, dinosaurs, especially the Tyrannosaurus rex, have captured the imaginations of the public and paleontologists alike. In many instances, pop culture has depicted the T. rex as the giant and fearsome hunter that lorded over other dinosaurs. However, paleontologists have…...

1+ mon, 3+ day ago  (658+ words) A new analysis of a shinbone from the oldest known giant tyrannosaur in North America suggests that the 'king of dinosaurs,' Tyrannosaurus rex, may have had an unusually large ancestor. The fossil, found at the Kirtland Foundation in New Mexico,…...

1+ mon, 2+ week ago  (437+ words) Once, long ago, a little reptile going about its business plopped itself down in the mud before getting up and carrying on with its day. Nearly 300 million years later, that brief rest has yielded the world's earliest known fossilized imprint…...

1+ mon, 3+ week ago  (517+ words) Some dinosaurs were scaly, some were covered in bony plates of armor, and others were even feathered. But now paleontologists have discovered a new species with a type of skin covering that's never been seen in dinosaurs before: hollow spikes....

1+ mon, 3+ week ago  (279+ words) A new Spinosaurus species has been unearthed from the Saharan desert, and its skull bears a magnificent crest never seen before on this kind of dinosaur. The discovery reveals more than just the dinosaur's beauty, however. Spinosaurus have mostly been…...

2+ mon, 5+ day ago  (587+ words) Meet Tyrannoroter heberti, a newly described species that was one of the largest, most feared land animals of its time " at least, if you were a fern. Hailing from 307 million years ago, this strange tetrapod was among the earliest known…...

2+ mon, 1+ week ago  (585+ words) Human-made ivory and stone tools have been found in a 14, 000-year-old layer of Alaskan earth, providing evidence of some of the first people to inhabit the Americas. The tools resemble those made by people of the Clovis culture, which is…...