Both ancient human species showed signs of simultaneously using their hands to move around – such as by climbing trees – as well as to grasp and manipulate objects, a requirement to being able to make ...

Two physicists from the Technical University of Denmark have found that leaf shape is a determining factor in the distance ...

In other words, the appearance of reptiles—and by extension, the evolutionary branch that leads to humankind—gets pushed back ...

Many plants, and a few other organisms, can expedite diversification even further by doubling their number of chromosomes. This process is called autopolyploidy, and under the right conditions, it can ...

People can usually point to more than one reason for moving in together. What does this mean for a relationship's chances?

Scientists have found that a mere 30 species of trees in the Cerrado—the world's largest and most floristically diverse ...