Neuroscientists have uncovered new insights into a key evolutionary question: Why can humans talk when most animals can't?

In absolute numbers, the human brain has roughly half a million von Economo neurons, far more than the brains of elephants, whales or great apes. Allman and his colleagues have found none in the ...

Until Homo floresiensis was discovered, scientists assumed that the evolution of the human lineage was defined by bigger and bigger brains. Via a process called encephalization, human brains evolved ...

Crying is one of the most recognizable human emotional signals. Tears appear when people experience grief, relief, joy, or ...