New high-speed video reveals human sperm don't swim like we thought.
Sex and sexuality is about more than just two people, a bed, and a few aphrodisiacs. Scientists study why humans have sexual intercourse (it is good for you and good for the species) and how sex is driven by evolution, genes, emotions and more. There is also much to learn about the differing roles of men and women in the whole mating game. Yes, there's lots of science to explore. Not that an aphrodisiac isn't more fun.
A new study found that sea turtles born in areas most heated by climate change are 99.8 percent female.
Diatoms, long thought to reproduce asexually, do engage in sexual reproduction, with ammonium acting as an aphrodisiac.
The percentage of teens in the U.S. who have had sex had ticked down since the 1980s, a new report finds.
Human sperm cells get an extra oomph forward as they swim, thanks to interconnected elastic springs in their tails that communicate with other regions of the tail, a new study finds.
One autumn night while searching for spiders in his backyard, Matthew Persons came across something unexpected: a wolf spider ménage à trois.
Move over, vaginal steaming: Actress Gwyneth Paltrow is suggesting an alleged new way to boost your reproductive health: a "jade egg" that's inserted into the vagina