When teenagers shift their sleep schedules between school days and weekends, the resulting mismatch can alter the physical ...

Many older adults struggle with sleep as their brains fail to switch off, a study reveals. Insomniacs' brains remain alert due to a flattened circadian rhythm and persistent sequential thinking, ...

Researchers examined anatomy of neurons from humans, mice and fruit flies. They discovered that the cellular structure of the brain is at a critical point, poised between two phases. New insights ...

A study of nearly 10,000 adolescents funded by the National Institutes of Health (NIH) has identified distinct differences in the brain structures of those who used substances before age 15 compared ...

The human brain is constantly picking up patterns in everyday experiences — and can do so without conscious thought, finds a study of neuronal activity in people who had electrodes implanted in their ...

The human voice represents one of our most complex biological achievements—a sophisticated interplay between brain, nerves, muscles, and breath that produces the nuanced sounds of human speech. As ...

Being an expert birdwatcher may alter the structure and function of your brain. And these changes may enhance cognition even as you age, new research suggests.

Multiple sclerosis, a complex neurological condition affecting nearly 3 million people worldwide, has long been characterized by its elusiveness. Even as medical imaging technology has advanced ...