Some researchers are now considering the hypothesis that human speech evolved not from primate sounds but more from monkey facial gestures.
There's almost no difference between one person's vocal cords and another's, except that men generally have larger vocal cords than women.
When a cat is happy they will purr. A Moment of Science examines the theories and causes of purring.
What causes bad breath and sore throat in the morning?
Legend has it that when Adam bit into that fateful apple, a piece of it stuck in his throat and became the familiar “Adam’s apple.” But, what does an Adam’s apple really do for you?The Adam’s apple is a prominent bump on a man’s throat. It is caused by the underlying cartilage and ligaments of the larynx or voice box.
Ever wonder why your voice gets lower when you have a cold. Find out on today's Moment of Science.