But that’s not true. Megalodons are extinct. They died out about 3.5 million years ago. And scientists know this because, ...

Galway PhD student Seán O’Callaghan develops a novel method for identifying sperm whales using aerial photographs.

Its name originates from numerous sightings in British Columbia’s Cadboro Bay, combined with “saurus”, which means “lizard”.

Down past New Orleans lies Plaquemines parish, a narrow sliver of land at the tip of Louisiana that reaches southward like a ...