The developing fetus lives in a sac filled with amniotic fluid, about a quart by the last week of pregnancy. In order to enter the birth canal, the baby must leave the sac. Watch this animation of “water breaking.”

Animation produced by Visible Productions Inc.

You've heard of red wine and white wine but have you ever heard of blue wine? This blue version of wine is given a taste test to see how it compares to the classics.