Twins have been rare in human history and for that reason can seem special. Many cultures associate twins with health and ...

Over a century ago, anthropologist Raymond Dart chipped an ancient skull out of some rock from an ancient quarry — and revealed the face of an ancient human relative.

From an incredible series of revelations about the ancient humans called Denisovans to surprising discoveries about tool making, this year has given us a clearer picture of how and why humans evolved ...

What do thumbs and brains have in common? According to recent research, their growth has been linked throughout the evolution of the primates, suggesting that the long thumbs and large brains of ...

Saliva is a bodily fluid most of us take for granted despite the significant roles it plays in aiding digestion, maintaining strong teeth and defending against oral disease. However, the evolution of ...

If we look across the whole of the mammal branch of the tree of life, we find there are many groups of mammals that have ...

What if your gut microbes helped power your brain? A new study reveals that the energy-hungry human brain may have evolved with a big assist from our gut bacteria. By transplanting gut microbes from ...

Microbes supporting the production of more metabolic energy could be key to the evolution of large brains First study to show gut microbes from different animal species shape variations in their ...