Artificial insemination methods, such as intracervical insemination (ICI) and intrauterine insemination (IUI), increase the odds of conceiving. Learn more about the procedures, costs, and success ...

During mammalian reproduction, millions of sperm undertake a journey that only one will finish. This journey to fertilization has been commonly viewed as a race: a sea of sperm competing to get to the ...

Lazzaro Spallanzani, 18th Century Italian priest and natural scientist, famously provided direct evidence that eggs will not develop without semen. By fitting male frogs with tight taffeta pants, he ...

Refraining from sexual stimulation to the point of ejaculation. A compartment at the tip of the sperm head containing enzymes which will breakdown the protective outer layer of the egg. The process of ...

If she carries her pregnancy to term, Victoria's calf could be born next summer. Scientists at a San Diego zoo are celebrating the pregnancy of a southern white rhino named Victoria. The pregnancy, ...

BALTIMORE (WJZ) --The Maryland Zoo is teaming up with the Cincinnati Zoo in a reproductive research project to artificially inseminate Anoki, their 21-year-old female polar bear. Anoki had been paired ...

Kolhapur: Padma Rekha Jirge, a specialist in reproductive medicine and infertility from Kolhapur, earned major international ...

Many men never see a reproductive specialist; a preventive check around age 18 — semen analysis and testicular ultrasound — ...

For many livestock species, artificial insemination (AI) is standard. But it can be tricky to achieve success the first time, thanks to variability in ovulation timing across the herd. A new study ...