An adult specimen of the comb jelly Mnemiopsis leidyi seen from above. In the center of the image, it is possible to ...

A fossil smaller than a human fingernail has revealed a complete ancient brain, turning a speck of stone into a detailed map of early animal evolution. Encased inside this tiny creature are preserved ...

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, ...

The human brain, weighing roughly three pounds, runs the full spectrum of cognition, motor control, sensory processing, and ...