Images of the players’ hearts showed signs of inflammation consistent with myocarditis, a rare but potentially fatal condition.

An unusual experiment suggests that interrupted REM sleep can interfere with the amygdala’s ability to process emotional memories overnight—in this case, the distressing memories of listening to oneself sing out of tune.

Researchers from 17 labs report low efficacy rates for the popular technique.

Genetic adaptations for human brain development also make us vulnerable to Alzheimer’s disease, according to a new study.  

Moderate ultraviolet light exposure boosts the brainpower of mice thanks to increased production of the neurotransmitter glutamate.  

A study finds two species of guenon monkeys in Tanzania have been mating and producing fertile offspring for generations.

Humans living in higher latitudes tend to have a variant of a gene involved in sensing cold temperatures, but it comes with a cost.  

The extracellular matrix appears to inhibit regeneration; but scientists debate whether heart muscle really comes back.