The work demonstrates the power of ancient DNA to illuminate human biology and medicine in addition to history. A massive ...

The Amazon molly is an all-female fish that ditched sexual reproduction entirely, thriving for over 100,000 years through ...

A mouse cloning experiment that ran for two decades and spanned 58 generations of serial recloning has reached a dead end, ...

Ducks with corkscrew penises, fish changing sex – what do we really know about sex and reproduction on Earth? Less than we ...

The fairies in faerie romantasy – or erotic "fae" fiction – are not the glittery, do-gooding sprites of children's stories. They are dangerous, shape-shifting spirits – just as they were in ...

You'd think we'd know everything there is to know about sexual reproduction. But as it turns out, there are still quite a few things we picked up that aren't exactly true, and we're here to correct ...

The scientists also looked at the effects of exposure to microgravity had on embryo development in the animal models, and the experiments showed that sperm were roughly 50% worse at navigating under ...

A 50th-generation re-cloned mother mouse, bottom right, is pictured with her two baby mice conceived with an ordinary male mouse. A regular female mouse generally has about 10 pups at a time. However, ...

A new experiment showed that humans may be able to reproduce in space, paving the way for self-sustaining colonies.

Today, an increasing number of Americans across the political spectrum – from Make America Healthy Again activists to everyday shoppers – are voicing concern about the health impact of ultraprocessed ...

I am grateful to OHSU leadership for considering the closure of the Oregon National Primate Research Center, and for putting forward a resolution that signals a thoughtful shift toward research ...