A new study, published July 6, 2026, in the journal Nature Communications, suggests that two of the best-known trends in ...

For nearly 30 years, a landmark study shaped how scientists understood the relationship between brain and body size in ...

So many of life's most pivotal decisions come down to one question: Should you listen to your logic or your emotions? Popular ...

Although modern crocodiles, alligators, caimans and gharials are restricted to the tropics, their fossil record tells a very ...

Octopuses, squid and cuttlefish may have evolved large brains because of the challenges posed by their environments rather ...

A new study has examined how mothers influence the size of their child's head—and, as a result, brain size and future ...

A new study constructs the first 3D single-cell brain atlas of the lamprey, uncovering the 450-million-year-old molecular ...

Blind Mexican cavefish became active in light while surface fish reacted to darkness, revealing how evolution rewired brains.

Researchers reveal how gut microbes shape metabolic strategies to fuel larger brains, offering a glimpse into the evolutionary biology of primates. Putative model for microbial influences on the ...

A 300-million-year-old fish kept its fossilized brain, letting scientists read brain shape from skulls of similar ancient ...