Humans living in space for months, years, or even generations will need to navigate sex in a zero-gravity world.

Just because a female olive baboon has mated with a specific male doesn't mean he will be the father of her offspring.

The 19th-century science fiction novel Frankenstein explores the idea of combining artificial materials with human body ...

Researchers constructed a labyrinth at Adelaide University. It's not big; rather, it's made to fit under a microscope, with ...

Chelsea Stills (center) of Drake, Colo., celebrates with her Team Dead Hippies teammates, before the start of the coffin ...

Sexually transmitted infections (STIs) not only impact an individual's health, but also result in multibillion-dollar ...

Artemis II’s AVATAR experiment will see organs-on-a-chip travel to the moon and back, revealing how such a journey affects ...

How does Jannik Sinner manage to hit the ball at exactly the right moment, with remarkable precision? And how do we, in ...

As more HBS women freeze their eggs, the expanding trade in fertility and surrogacy forces the question: should everything be ...

Descartes’ “I think, therefore I am” might be the most profound sentence written.

Health and wellness influencers are hawking unapproved treatments on the gray market. The future of the F.D.A.—and the health ...

New findings reveal sperm lose direction in microgravity, raising concerns about human reproduction beyond Earth.