For over 100 years, scientists have agreed that discrete collections of brain cells fire off signals to other brain areas through a series of interconnected fibers. In a new study, researchers applied ...

Hormone levels fluctuate like the tides, ebbing and flowing according to carefully orchestrated cycles. These hormones not only influence the body, but can cross into the brain and shape the behavior ...

The sprawling-upright transition across mammal evolution, showing changes in posture and limb bone shape. The transition from sprawling (reptile-like) to more upright (parasagittal) posture and ...