Many animals get their external marking—like, feathers, hair or scales-from genetics. But it turns out, the crocodile gets its head patterns differently. Scientists normally explain the spectacular ...

Our brains can distinguish highly similar patterns, thanks to a process called pattern separation. How our brains separate patterns is, however, not yet fully understood. Using a full-scale computer ...

Skin color patterns in animals arise from microscopic interactions among colored cells that obey equations, say investigators. Researchers report that a lizard acquires its adult skin color by ...

The Douglas fir is a tall iconic pine tree in Western North America forming a forest that winds unbroken from the Western spine of British Columbia all the way to the Mexican cordillera. The ...