The unique human body part that evolution cannot explain - The human chin has long been fertile ground for arguments between scientists over its purpose ...

The human body is a machine whose many parts—from the microscopic details of our cells to our limbs, eyes, liver and brain—have been assembled in fits and starts over the 4 billion years of our ...

From back pain to wisdom teeth, many of the human body's common problems exist because evolution builds on old designs, a new ...

One of the biggest questions in evolution is when and how major groups of animals first evolved. The rise of tetrapods (all limbed vertebrates) from their fish relatives marks one of the most ...

Does evolution explain why we can't resist a salty chip? Researchers found that differences between the elemental composition of foods and the elemental needs of animals can explain the development of ...

This article was originally on a blog post platform and may be missing photos, graphics or links. See About archive blog posts. If you’re interested in why we act the way we do, and the extent to ...

While natural selection is best known for weeding out the weak, it may also be partly responsible for the apparent rise of some disorders, such as autism, autoimmune diseases and reproductive cancers, ...

The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits and starts over the four billion years of our ...

Biologists establish the origin date of the earliest tetrapods and discover they acquired several of the major new adaptive traits that enabled vertebrate life on land at accelerated evolutionary ...