We're all familiar with Pavlovian conditioning, in which a reward-anticipatory behavior follows a reward-predicting stimulus. Perhaps you experience it yourself when passing a cafe or restaurant and ...

New research has uncovered an unexpected function of dopamine, a brain chemical traditionally associated with pleasure and ...

The hypothesis stemmed from chemical observations ... level by modulating neurotransmitter activity, particularly dopamine and serotonin. This difference means that while lithium exerts its ...

In one claim detected by Zurich, a customer submitted photos of items allegedly in the boot of a car during an accident, but it emerged the photos had been sourced from the internet. Another saw a ...

With 2,600 staff representing 100 different nationalities, AFP covers the world in six languages, with a unique quality of multimedia storytelling spanning video, text, photos and graphics.

Money blog: Major supermarkets see values plummet after Asda reveals new strategy - prompting price war speculation More than £4bn was wiped off the combined values of M&S, Sainsbury's and Tesco ...

At least 59 killed and more than 100 injured after a huge fire rips through a nightclub in the eastern town of Kocani.