Tree resin captures evolution of feathers on dinosaurs and birds

Secrets from the age of the dinosaurs are usually revealed by fossilized bones, but a University of Alberta research team has turned up a treasure trove of Cretaceous feathers trapped in tree resin. The resin turned to resilient ...

Anthropologist challenges Lucy’s butchery tool use

(PhysOrg.com) -- An anthropologist in Spain has challenged recent evidence the ancient hominin species Australopithecus afarensis, represented by "Lucy," used sharp stones to butcher animals for meat some 800,000 years before ...

New dinosaur discovered head first, for a change (w/ Video)

(PhysOrg.com) -- A team of paleontologists has discovered a new dinosaur species they're calling Abydosaurus, which belongs to the group of gigantic, long-necked, long-tailed, four-legged, plant-eating dinosaurs such as Brachiosaurus.

Why certain fishes went extinct 65 million years ago

Large size and a fast bite spelled doom for bony fishes during the last mass extinction 65 million years ago, according to a new study to be published March 31, 2009, in the Proceedings of the National Academy of Sciences.

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