How does 12 metres of length and a weight of 20 tonnes strike you? That's what these whale sharks clock in at – making them the largest fish species on earth. Marine biologist Ocean Ramsey managed to swim alongside this magnificent creature and caught this stunning video. See more >>
Few other movies have cast such a long shadow as the first summer blockbuster. As a marine biologist whose research focuses on shark conservation, I’ve been living in that shadow for my entire professional life.
For reasons beyond it simply being an awesome thing to do, scientists have built a saw blade covered in shark's teeth, which which they can hack their way through a hunk of salmon. There is method in this madness, mind.