The Giants exhibition at the National Museum of Scotland displays some of the megafauna that once inhabited the Earth. Here, I highlight two marine species: Livyatan, an ancient sperm whale, and Megalodon, the biggest shark that ever lived.

In March 1997, Moby, a 40 ft sperm whale, stranded near my hometown on the Forth. But why did he strand and why do whales strand in general?

A breakdown of all the news and breakthroughs in marine science from October. This month we have whales, dolphins, and a killer algae.

A breakdown of all the news and breakthroughs in marine science from September. This month we have whales, corals, megalodon, and more.