CLEVELAND, Ohio -- The possible loss of frozen eggs and embryos stored at University Hospitals Ahuja Medical Center is potentially devastating for the affected patients. If their eggs and embryos are ...

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 ...

If you’ve been trying to conceive for some time but are still getting negative pregnancy tests, then IVF, or in vitro fertilization, may be an option for you. So what is IVF? In short, it’s 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 ...

UCLA graduate student Jeffrey Riffell and UCLA biology professor Richard Zimmer report the first experimental test on the role of small-scale physics as it influences the interactions between sperm ...

More than three months after suffering from mild COVID infection, men have lower sperm concentrations and fewer sperm that are able to swim, according to new findings presented at the 39th annual ...

Scientists are developing a new way to help infertile women have babies. A mature cell from the woman's body is merged with a chromosome-free egg, to which sperm is later added. The scientists insist ...

Many have suggested that I freeze my eggs because I recently turned 30 years old, and I’m unmarried and single. While I normally ignore unsolicited advice about my body and future, I have been more ...

(A) Pollen grains generated from the stamen pollinate at the tip of the pistil. Pollen tubes grow inside the pistil towards the ovule located in the placenta. (B) The pollen tubes are guided to the ...