Scientists created transgenic mice with woolly mammoth–like traits. But does it really bring us closer to bringing back woolly mammoths?

In people not adapted to life at altitude, the sparse oxygen can impair fetal growth, causing issues that can last a lifetime ...

Of course, in the heat of the moment, it's entirely possible to forget about protection. However, if you don't use birth control, it's very easy to fall pregnant or contract a disease or infection.

We are making additions to: Van der Laan, R., W. N. Eschmeyer & R. Fricke 2014 (11 Nov.), Family-group names of Recent fishes. Zootaxa Monograph 3882 (1), 1-230. DOI 10.11646/zootaxa.3882.1.1 Download ...

Foods to avoid during pregnancy typically include those that carry a risk of infection, such as undercooked or raw meat or fish, but you’ll want to limit your intake of caffeine and processed ...

The closer your cycle is to ovulation, the more likely you are to become pregnant during penis-in-vagina sex without a barrier method. Sperm can live inside your uterus for up to 5 days after ...

Period cramps and early pregnancy cramps can feel similar. However, pregnancy cramps are typically milder, occur around the time of implantation (a week or so before your expected period), and may be ...

Among the newly identified species is a pygmy pipehorse, a 4-centimeter (1.6-inch) master of camouflage found in Sodwana Bay, off the coast of South Africa in the Indian Ocean. It is the first ...

The couple also shared a video to their joint YouTube channel where they went through their experience getting pregnant again after Luyendyk Jr. decided to reverse his vasectomy. In the video ...

Olivia Culpo and Christian McCaffrey are growing their family! The model, 32, and the San Francisco 49ers running back, 28, are expecting their first baby together, sharing the news in a post on ...

And in honor of the exciting pregnancy news, it felt only right to journey back through the couple's game-winning love story. After all, Olivia, 32, and Christian, 28, have been each other's ...