This week in the scientific process: researchers reported the first-ever shark sighted in Antarctic waters. Penguins beware!

Spinosaurus, the only known semiaquatic dinosaur predator, joins Tyrannosaurus, Giganotosaurus and Carcharodontosaurus among the largest meat-eating dinosaurs.

How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think ...

Spinosaurus Mirabilis is believed to be roughly the size of a Tyrannosaurus Rex and about 95 million years old, researchers said.

During a 2022 expedition to Niger in West Africa, fossils of a new species of Spinosaurus, called Spinosaurus Mirabilis, were discovered.

Could Spinosaurus swim? A new fossil with a scimitar-like head crest provides new evidence on the unsettled question.