They see a microscopic flash at fertilization, a burst of fluorescence that marks a sudden release of zinc from the human egg ...

Male infertility is a major issue worldwide and its causes remain unclear. Researchers at the RIKEN Center for Biosystems ...

How a sperm and an egg fuse together has long been a mystery. New research by scientists in Austria provides tantalizing clues, showing fertilization works like a lock and key across the animal ...

Who hasn't seen it before: the view through the microscope in which a sperm penetrates an egg cell and fertilizes it. This fundamental step in procreation happens dynamically and seemingly without ...

An egg cell and a sperm need to hold together tightly in the Fallopian tube in order to fuse, resulting in the creation of a new organism. One key part of this process involves the proteins Juno, on ...

Using Google’s AlphaFold, researchers identified the bundle of three sperm proteins that seem to make sexual reproduction possible. By Elizabeth Preston They’re the original odd couple: One is massive ...

WASHINGTON (AP) — Oregon scientists used human skin cells to create fertilizable eggs, a step in the quest to develop lab-grown eggs or sperm to one day help people conceive. But the experiment ...

Human embryos have been developed from eggs given the DNA of adult skin cells – a feat that had previously been achieved in mice. This could one day provide a way for same-sex couples or women with ...

Researchers at the Columbia University Fertility Center reported the first successful pregnancy using an AI-guided method they developed to recover sperm in men with azoospermia, in which ejaculate ...

Read full article: San Antonio doctor expects rough flu season as other countries see outbreaks “Esencia” is opening at the luxurious St. Anthony Hotel in the 300 block of East Travis Street. Esencia ...

Male infertility is a major issue worldwide and its causes remain unclear. Now, an international team of researchers led by ...