News tagged with brain activation

Aging brains aren't necessarily declining brains

For years, conventional wisdom held that growing older tends to be bad news for brains. Past behavioral data largely pointed to loss in cognitive – that is, thinking – abilities with age, including poorer ...

Nov 03, 2014
popularity 4.4 / 5 (26) | comments 0

Testes size correlates with men's involvement in toddler care

Men with smaller testes than others are more likely to be involved in hands-on care of their toddlers, a new study conducted by anthropologists at Emory University finds. The Proceedings of the National Academy of Sciences (PNAS) ...

Sep 09, 2013
popularity 3.6 / 5 (21) | comments 11 | with audio podcast

Dopamine leaves its mark in brain scans

Researchers use functional magnetic resonance imaging (fMRI) to identify which areas of the brain are active during specific tasks. The method reveals areas of the brain, in which energy use and hence oxygen ...

Nov 21, 2014
popularity 4.6 / 5 (5) | comments 0

Illuminating neuron activity in 3-D

Researchers at MIT and the University of Vienna have created an imaging system that reveals neural activity throughout the brains of living animals. This technique, the first that can generate 3-D movies ...

May 18, 2014
popularity 4.9 / 5 (14) | comments 1