About six days after fertilization, an embryo implants itself onto the uterus with a sticky layer of proteins.
Did you know we might be born with our own gut bacteria?
There's one da Vinci of the body, a true Renaissance organ, which can perform functions of the lungs, liver, stomach and kidneys.
Monotremes, like the platypus, lay eggs and don't have placentas. So how does the mother's body know when to start lactating?
How does an embryo attach to the uterus? Find out on today's Moment of Science.
Today’s Big and Bad File entry is the world’s hottest chili pepper. The hottest of all peppers is the Scotch Bonnet.
Today on A Moment of Science, another take on sibling rivalry. Sibling rivalry among sharks, that is.