We know that some animals are bilaterian—meaning they display bilateral symmetry—while others are not, but nature is rarely ...

You don't have to be a genius: anemones have been using human genes to form their bodies for 600 million years.

A new book looks at the health links between animals and humans. June 12, 2012— -- intro: Dr. Barbara Natterson-Horowitz is a sort of modern day Dr. Dolittle. For the past six years, the UCLA ...

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 ...

This video examines animals whose physical traits place them far beyond human survival limits. Each segment focuses on specific adaptations such as venom, strength, speed, or sensory precision.