Since most of our planet is comprised of water - with the ocean making up over 70% of the Earth’s surface - there’s a lot to be discovered in the sea, and it’s a place that captivates at every turn.

Sea creatures have adapted to help them thrive in extreme environments. Unusual features allow them to live thousands of feet below the surface. Underwater robots give researchers a glimpse at some of ...

From a refreshing dip on a hot summer’s day to snorkelling, diving and surfing, people around the world are drawn to the ocean. But lurking beneath the waves are lots of not-so-friendly sea-dwellers, ...

Hundreds of 'very strange' sea creatures have washed up on a beach in Hampshire. Peter Hobby had been conducting a bird ...

Massive amounts of seaweed have been washing up on the Texas coast, bringing along sea creatures. Most recently, "rarely seen" species sea anemones, which are known to look like bird poop, have been ...