Scientists found microplastics in all examined human brains in a recent study, with highest levels discovered in dementia ...

Pamela J. Lein considers whether micro- and nanoplastics are accumulating in the brain and the question of whether they are ...

A tiny tweak in our brain chemistry may have been the secret weapon that gave Homo sapiens the edge over Neanderthals and Denisovans, a new study hints. The heart of this idea lies in an enzyme called ...

A mouse study highlights the role of acetylcholine in behavioral flexibility, offering new insight into the brain mechanisms involved in addiction and obsessive compulsive disorder.

Add Yahoo as a preferred source to see more of our stories on Google. When you’re learning something new, your brain is using acetylcholine, a neurotransmitter that has been shown to be deficient in ...

The evolutionary success of our species may have hinged on minute changes to our brain biochemistry after we diverged from the lineage leading to Neanderthals and Denisovans about half a million years ...

Scientists with Virginia Tech’s Fralin Biomedical Research Institute at VTC and Arizona State University recorded, for the first time in honey bees, the dynamics of neurotransmitters as the bees ...