The neocortex of our brain is the seat of our intellect. New data suggests that mammals created it with new types of cells that they developed only after their evolutionary split from reptiles. The ...

One of the biggest quests in biology is understanding how every cell in an animal's body carries an identical genome yet still gives rise to a kaleidoscope of different cell types and tissues. A ...

The cellular biology of reproduction is often depicted as an epic journey, in which millions of intrepid sperm fight to be the first to claim the ultimate prize: the chance to fertilize the egg, which ...

Evolution takes many forms. Sometimes, species can influence each other’s evolution. This is known as coevolution. Discover how coevolution works, who discovered this phenomenon and examples of it ...

Hundreds of miles off the coast of Ecuador, in the very place that inspired Charles Darwin’s seminal theory of evolution, a wild-growing species appears to have hit rewind. A small tomato found in the ...