New research suggests a slight advantage to using fresh donor eggs for in-vitro fertilization (IVF), although that's one factor among many for consideration.

"Aging" urine can deactivate 99% of antibiotic-resistant genes in bacteria in the urine, research finds. That means the pee could be safe fertilizer.

"We have known for a long time that we humans have a unique fertility curve." New research offers an explanation.

New findings may explain a population paradox that has dogged researchers.

Research suggests doctors should counsel men about the effect their age will have on conception, pregnancy, and the health of the child.

A team of researchers from the University of Cambridge and the Manta Trust has successfully scanned a pregnant wild reef manta ray underwater to obtain clear ultrasound images of her foetus, using the world’s first contactless underwater ultrasound scanner.

Pregnancy test false negatives prompted researchers to investigate the devices' accuracy. Here's what they found and what the FDA is doing about it.

Pediatric cancer patients receive counseling about fertility preservation. Trans teens in transition need to have those same discussions.

"The data suggest that over time, nature selected individuals who had a predisposition to invest in their children." The result? Economic growth.