Bioluminescence offers some of the most awe-inspiring natural displays, where night waters turn into shimmering light shows.

The authors also suggest this huge variation of colours and patterns could mean the fish are using the glow to communicate ...

Trees first appeared on Earth during the Devonian period, around 385 million years ago, and dinosaurs about 100 million years later, between 250 to 200 million years ago. But you might be surprised to ...