You might think that after 200 million years, we would have learned all we're ever going to know about plesiosaurs. Such is ...

For the first time, scientists have completed an in-depth analysis of fossilized soft tissues from a plesiosaur ...

The patient grumbled and grimaced, but he refused to speak to his doctor.

With serpentine necks, flippers and a mouth full of needle-sharp teeth, plesiosaurs have captured imaginations since ...

If he swept the Beaver Creek downhill, super-G and giant slalom, Odermatt would match the Swiss men’s record of 40 career ...

Parrots are already known for their mimicry of transitive actions, such as grabbing an object. Because they are highly social creatures with brains that are large relative to the size of their bodies, ...

This internal left-right asymmetry is believed to begin at the very early stage of development -- when a tiny embryo is divided into two parts during a process called gastrulation. This process ...

Invasive species are silently taking over U.S. ecosystems, threatening native plants, animals, and entire habitats. From aggressive predators to fast-spreading plants, these 10 species are among the ...