A newly discovered species of large dinosaur lived in marshy areas, hunted for fish and had an impressive horn protruding from its skull. It is the first time in over 100 years that scientists have ...

A paper published in Science describes the discovery of Spinosaurus mirabilis, a new spinosaurid species found in Niger. A 20-person team led by Paul Sereno, Ph.D., Professor of Organismal Biology and ...

Could Spinosaurus swim? A new fossil with a scimitar-like head crest provides new evidence on the unsettled question. Unearthed in a rare Saharan fossil site in Niger, Spinosaurus mirabilis had a ...

Deep in the heart of the Sahara, scientists have uncovered Spinosaurus mirabilis — a spectacular new predator crowned with a massive, scimitar-shaped crest that may once have blazed with color under ...