However, she said grudges are a problem for a person when they “become a habit”. “There’s a dopamine hit associated with ...

Qi was able to show that another chemical messenger called acetylcholine can trigger dopamine release in the bird’s brain ...

What they found surprised them. Whenever a bird practiced, dopamine levels in the bird's basal ganglia started to ramp up. It didn't matter whether they hit all the notes or missed the mark.

Newcastle have 10 Premier League games remaining to claim a Champions League place, and each one of those games could ...