A new study by NASA scientists explores the risks and challenges of human reproduction in space, especially for long missions ...

Why is it that a squirrel may calmly take food from a picnic table while a deer runs as if its life depends on it at the snap ...

Warnings about human trafficking dominated a New Jersey Assembly hearing on five bills to expand abortion protections Monday.

Bdelloid rotifers shrug off radiation doses that would obliterate human cells. Here’s how their resilience reveals deep insights into the limits of biological endurance.

Orchids don’t always reward their pollinators — sometimes they mislead them. From flowers that mimic insect mates to blooms that smell like rotting fish, orchids have evolved remarkable strategies to ...

Microglia (immune cells) and the RANK protein are essential for triggering puberty and maintaining fertility in the brain.

This pair-bonding pattern emerged around the same time as bipedalism, a trait that itself encouraged intimacy. “Face-to-face coitus was now possible,” Garcia writes—which rendered the act more ...

If you're wondering what happens to dead sperm after sex then look no further than an extremely graphic simulation ...

For flowering plants, attracting the right pollinator can be a matter of survival – and new research shows how they do it is ...

When closely related species mate, their offspring sometimes survive but cannot reproduce. This pattern often affects males ...

American Court of Human Rights is ordering Peru to pay compensation for a woman’s death tied to a forced sterilization program.

Women who used fertility treatments had no higher overall risk of invasive cancer than other women, a large Australian study led by researchers from UNSW Sydney has found. The study, published in JAMA ...