WASHINGTON - Dinosaurs long dominated Earth's land ecosystems with a multitude of forms including plant-eating giants like ...

Dinosaurs likely originated in a locale that spans the modern-day Sahara desert and Amazon rainforest regions, study suggests.

Research suggests dinosaurs first appeared in the ancient Gondwana supercontinent, including areas that are now the Amazon ...

Scientists have unearthed in the badlands of Alberta's Dinosaur Provincial Park the fossilized neck bone of a young ...

The fossil, destroyed in an air raid 80 years ago, had faded from memory until a paleontologist found archival images.

The fossil, examined under a microscope and with micro-CT scans, has a conical puncture a sixth of an inch (4 mm) wide that ...

We're merging onto the "dinosaur highway"! Dan Smith has the tale of one discovery across the pond, 166 million years in the ...

Coria and Leonardo Salgado. Whichever species is truly the largest meat eating dinosaur, we know that that they were truly giants for their time. These calculations are done using imperfect data, so ...

This story appears in the May 2014 issue of National Geographic magazine. The Miller brothers looked more like prospectors than paleobotanists. Their beards were caked with dirt; goggles kept ...

They reveal the comings and goings of two different types of dinosaurs that are thought to be a long-necked sauropod called ...