It’s not usually a big deal, unless you accidentally crack a double yolk into your batter. To avoid that, always crack eggs ...

Julie Bowen Thought ‘Happy Gilmore 2' Would Replace Her With a ‘Younger Woman': ‘I Didn't Think They'd Bring Me Back at All' Dr. Phil’s Media Company Files for Bankruptcy Amid Dispute ...

We’ve all heard the phrase, “a fish out of water,” but these fish take it literally. As you can see in this YouTube video, ...

What is an ectopic pregancy? Ectopic pregnancy is nonviable. It happens when the fertilized egg is not in the uterus, where it is supposed to be before becoming a growing embryo.

Monochorionic monoamniotic (mo/mo) twins are two identical babies from one fertilized egg, who develop with the same placenta and in the same amniotic sac. Most people have heard of or know a set ...

How did they create mice with two dads? The scientists put two mouse sperm cells into a mouse egg which had been emptied of its nucleus (where the maternal DNA is contained).

Ahmed Elsayed of the Texas Biomedical Research Institute picks-up fertilized chicken eggs from a crate before inspecting them for infection with an an H5N1 vaccine virus.

Contrary to long-standing assumptions, human egg cells stay pristine for decades not by ramping up waste disposal, but by ...

Sometimes a short period cycle is a natural variation, but it can also indicate a medical condition. Learn more about the causes of a short cycle.