Fossil collectors in Florida have discovered an ancient sinkhole, now at the bottom of a river, which holds the remains of animals rarely seen in the state, including a type of giant armadillo, giant ...

The age of the dinosaurs may conjure images of large, fearsome reptiles in the minds of many – but those were far from the ...

A new look at fossils from the Cambrian Period around 500 million years ago has revealed that some of the earliest animals spent time on mudflats that were sometimes exposed to the air – a find that c ...

We're maintaining the criteria we used for last year's tracker, which means including financing rounds north of $50 million. Of course, we'll still profile innovative new companies and larger ...