Whether it's an ancient death mask found on an Egyptian sarcophagus or the selfie you have just cropped on your phone, we have been creating portraits for centuries. So why do we love them so much?

Explore the remote rainforest of southwest Guyana, captured in ultra-high-definition aerial footage. This region, part of the ancient Guiana Shield, is one of South America's most ecologically rich ...

According to the team, an ancient supercontinent called Nuna existed near the start of the Boring Billion. Nuna included ...