In most cases, evolution is a pretty slow process, taking hundreds if not thousands of years—but when humans enter the ...

One of the biggest quests in biology is understanding how every cell in an animal's body carries an identical genome yet ...

When people build cities and introduce invasive creatures, resident critter populations sometimes adapt Brian Handwerk - Science Correspondent When humans build cities and introduce invasive species, ...

A new study argues that human culture — including religion, politics and war — influences how wildlife evolves in cities. In Los Angeles, factors such as policing, zoning, and local values and ...

Max Telford does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

The evolutionary origin of sperm can be traced back to a single-celled ancestor of all living animals. Almost all animals reproduce by having a single-celled stage of their life cycle, involving two ...