Sea urchins look like an inanimate bundle of needles, but a closer look at these alien-like creatures reveals a surprisingly complex “all-body brain” that challenges our assumptions about nervous ...

A new study published in Nature suggests that the neural foundations of spatial navigation—the brain's internal "GPS"—may have emerged far earlier in evolution than previously believed. The research, ...

Recent research indicates a link between an animal’s gut bacteria and brain function. This may be true in humans, too.

A new study from Northwestern University is reshaping how scientists think about brain evolution. The research suggests that the gut microbiome does more than aid digestion. It may also influence how ...

Human evolution has long been tied to growing brain size, and new research suggests prenatal hormones may have played a surprising role. By studying the relative lengths of index and ring fingers — a ...

We have long been told a simple story about reward: Dopamine is the "wanting" molecule that drives us toward goals, and ...

Why do cats generally live longer than dogs? New research suggests that longer livespans of mammals like cats could be linked to their bigger brains and more complex immune systems. An international ...