Add Yahoo as a preferred source to see more of our stories on Google. Wicker basket full of white and brown eggs - Biserka Stojanovic/Getty Images It is nearly impossible to tell if an egg sitting on ...

Shoop said that one determinant of egg quality, which is hard for a consumer to monitor effectively, is the period of time between when the egg is laid and the final point of use. While store-bought ...

Toads are fascinating creatures for several different reasons, but their reproduction process is easily one of the most ...

An unexpected discovery about fertilization from the University of Virginia School of Medicine reveals new insights on how sperm and egg fuse and could have major implications for couples battling ...

(CNN) — Talk to a group of 100 people born in the United States, and chances are two of them were born as the result of in vitro fertilization, said Dr. Zev Williams, director of the Columbia ...

The sparks of metal atoms may protect against double fertilization. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Whether you're a frog or a ...

Human bodies have to be built from a single egg cell that's fertilized by a sperm cell. Many rounds of cell division occur as the body is developing, and it seems that there are plenty of chances for ...

If a couple cannot get pregnant using the woman's own eggs for in vitro fertilization, they may want to consider using donor eggs. Donor eggs -- and sometimes donor embryos -- allow an infertile woman ...