New study shows optimised nutrient use supports sustainable agriculture and strengthens biological control BEIJING, ...

(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 ...

IVF-dated ultrasound criteria, including absence of fetal cardiac activity at 45 days, support earlier, accurate pregnancy loss diagnosis.

In vitro fertilization happens in five steps. Medication to stimulate healthy egg growth in the woman is the first step. Hormones are injected to help her produce more eggs in a month than she ...

Alabama lawmakers, reacting to public outcry over the state Supreme Court's decision that embryos created by in vitro fertilization are legally the same as children, passed a law on March 7 designed ...

A new study identifies the defective function of CatSper, an ion channel controlling calcium levels in sperm, as a common cause of seemingly unexplained male infertility. CatSper-deficient human sperm ...

More than 9 million babies have been born using assisted reproductive technologies like in vitro fertilization. But the treatments, which can be expensive as well as physically and emotionally ...

In a common metaphor used to describe human fertilization, sperm cells are competitors racing to penetrate a passive egg. But as critics have noted, the description is also a 'fairy tale,' rooted in ...