WASHINGTON – The biggest dinosaur predator that ever stalked the Earth was also the weirdest. Scientists announced on Thursday the discovery in Moroccan desert cliffs of new fossil remains of ...

A full-size skeletal model of a Spinosaurus, the largest predatory dinosaur ever to roam the Earth, is part of a new exhibit at the National Geographic Museum in Washington, DC. Getty Images ...

Fossil findings The giant, sail-backed Spinosaurus was a formidable aquatic predator built for swimming and hunting in water, according to new fossil evidence. The 15-metre long carnivorous dinosaur ...

Newly unveiled fossils indicate a dinosaur known as Spinosaurus aegyptiacus was built to live part of the time in water, according to a report published online for the journal Science. Measuring 50 ...

Three years after the glittering Crystal Palace drew luminaries like Charles Darwin, Karl Marx, Charles Dickens, Charlotte Brontë and Lewis Carroll to a world's fair exhibition in London, the ...

The largest predator to walk - and swim - the Earth was a terrifying cross between Tyrannosaurus rex, a crocodile and a whale. The discovery was made from fossils dug up in the Moroccan Sahara, which ...

This video uncovers how Spinosaurus became one of the most disruptive discoveries in paleontology. It explains why its crocodile-like jaws, massive sail, and powerful limbs stunned scientists. Viewers ...

When the dinosaur hall at the Smithsonian Natural History Museum closed this April to undergo a $48 million renovation, Washingtonians lost a valuable provider of their Jurassic fix. That exhibit ...

The Age of Dinosaurs ended millions of years ago but paleontologists are still attempting to get a handle on the immense diversity and diverse immensity of these creatures. Then along came ...

In September 2012, the paleontologists Nazir Ibrahim and Paul Sereno at the University of Chicago opened a package containing a collection of fossils pulled from the Cretaceous rock beds of the Kem ...

Spinosaurus's powerful, long-boned feet with long, flat claws were probably used for paddling. Its flexible tail could have been used for swimming like in a crocodile. (Davide Bonadonna/University of ...