Mum,' the daughter said, 'my teacher told us you can be whatever gender you want.' Her mother froze at the kitchen sink, soap ...

A new study from researchers at Oxford University has found that ejaculating more often than not can be a positive, contrary ...

Oxford University Study. Published earlier this week, researchers looked at the effects of abstinence in humans and other ...

Scientists have used a tiny plastic "obstacle course" to test how much sperm would struggle to navigate during sex in the weightlessness of space.

A new study analyzes why the social gesture is important when it comes to information and survival, even among antisocial animals ...

New research by Smithsonian scientists suggests that preferences for certain sounds might be evolutionarily conserved ...

(Peter Finch/Stone/Getty Images) Scientists have pushed the limits of mammal cloning until the whole house of cards has come ...

The beautiful moment when an entire group of sperm whales came together to support the birth of a calf has, for the first ...

New research suggests that the longer sperm are stored before ejaculation, the lower their quality – with implications for ...

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

Everyone was there to see Robyn, the Swedish pop star, and she stepped just then into a d.j. booth, wearing a one-shouldered ...

If your wife were getting “side anal action for a while,” I would think she’d be a little more timid about opening up and revealing that. (Incidentally, Side Anal Action for a While will be the name ...