A new study reports carnivores with larger brain compared to body size are better at complex problem solving.
A new study suggests regular physical activity may lead to greater hippocampal volume and could stave off dementia, especially in older people.
A new study reports female guppies with smaller brain mass can distinguish between attractive males, but do not find them more appealing or choose to mate with them over less attractive guppies. Researchers say the study sheds new light of the link between mate preference and cognitive ability.
Researchers report male guppies who live in an environment with predators have greater brain mass than those who live in a predator free environment. However, there is no difference in brain size for female guppies.
What can a fish tell us about human brain development? Researchers at Duke University Medical Center transplanted a set of...
A new study reports middle aged people with higher levels of the stress hormone, cortisol, have lower brain volume and a higher risk of memory impairment.
A new study reports the larger the growth of areas associated with thinking in the cortex, the slower the growth of regions associated with emotional, sensory and motor skills.