Mammals use the same underlying system—preserved through evolution—to process smells

Picture a mouse taking rapid, staccato sniffs of a crumb it's found while foraging for food. Now compare that with a human leaning in for a single, deep inhale to gauge whether a cantaloupe is ripe.

Go your own way: ‘Significant’ new research reveals surprising fact about how humans walk

A new study says humans instinctively drift left, or counterclockwise, when we walk — even if no one else is around. Researchers from the University of Navarra observed the surprising leftward lean ...