Paw prints of mice show defects in development caused by a mutation in ephrin-B3. Paws were marked with paint, and mice walked across a platform. On the left, a normal pattern of asymmetric steps was ...

Nothing can disrupt a workday quite like a case of the bubble guts or rabbit pellets. So, when your pooping practice begins to feel irregular, one way or another, it might be time to decipher what ...

In the first study of human hunter-gatherer movement patterns, researchers have found that the tribe's movements while foraging can be described by a mathematical pattern called a Levy walk -- a ...

A mathematical pattern of movement called a Lévy walk describes the foraging behavior of animals from sharks to honey bees, and now for the first time has been shown to describe human hunter-gatherer ...