Once mating is over, male orb-weavers catapult off the bodies of females to avoid being eaten, moving at a speed that's too fast to glimpse with the naked eye.
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 female giant squid caught off the coast of Japan mated with a single male in her lifetime, a surprising finding given what little is known about these creatures' reproduction.
Mouse sperm carrying a genetic sequence called the t-haplotype will poison their competitors, then make an 'antidote' only for themselves, new research finds.
Pornography was listed as the top source of information about sex for 18- to 24-year-olds, a troubling ranking given that pornography is not meant as sex education.
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.