We have long been told a simple story about reward: Dopamine is the "wanting" molecule that drives us toward goals, and opioids are the "liking" molecules that provide the hit of pleasure once we get ...

Add Yahoo as a preferred source to see more of our stories on Google. A picture of the microscope system. (CREDIT: Tatsuya Osaki) For decades, scientists have worked to peer deeper into the brain.

(NewsNation) — New research suggests enhancing the brain’s own immune cells could help clear plaques associated with Alzheimer’s disease. Research indicates amyloid beta plaques, sticky clumps of ...

How does the brain take out its trash? That is the job of the brain's lymphatic drainage system, and efforts to understand how it works have pushed the boundaries of brain-imaging technologies. A new ...

The brain shows a capacity to recover from traumatic injury, which somewhat contradicts the widely accepted idea that neurons do not regenerate. So how is recovery possible? In a new JNeurosci paper, ...

The autonomic nervous system orchestrates the functions of internal organs such as the heart and gut, serving as a connection between the brain and the rest of the body. It is classified in two ...

Aging compromises the lymphatic vessels surrounding the brain, disabling waste drainage from the brain and impacting cognitive function. Researchers boosted lymphatic vessel integrity in old mice and ...

Vision loss has long been treated as a one-way street, a devastating endpoint rather than a problem the brain might quietly work to solve. A wave of research is now overturning that assumption, ...