What starts as a search for abandoned fish quickly turns into something far more unusual. As they explore the pond, they pull out a creature that looks completely different from anything expected. Its ...

He enters a dark sewer tunnel expecting to find nothing. But as the light hits the water, something changes. Eyes begin to ...

Can you spot the shark in this video clip? Find out all about angel sharks - where they normally live and how they hunt.

Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...