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A Christmas Gift Guide For The Sexually Inquisitive
Know someone who enjoys the stimulation of a good book? What about someone who enjoys stimulation of another sort? This holiday season, we have some great gift ideas to show your special someone that you appreciate both their mind and their body.
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In Tight Spaces, Sperm Slither Rather Than Shimmy
Sperm usually swim in a 3D shimmy: a spiral wave travels down the whippy flagellum and rotates its head in a circle around its long axis. That “bulk swimming” is fine most of the time, but it isn’t a great option when a sperm cell gets close to a surface. That’s when they switch to…
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Sex Isn’t As Risky As You Think It Is
People are crap at estimating risk. They’re scared of flying, for example, even though it’s far less likely that their metal sky-bird will crash and burn than their car will get crushed by a truck on the way to the airport. Combine that with a tendency to get judgey about sex, and you’ll find attitudes…
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Seahorse Mating Is A Risky Gender-Bending Water Ballet
Seahorses are famous for flipping the usual reproductive pattern on its head — a seahorse female impregnates the male by laying eggs in his pouch, and the male cares for the developing babies through an 18 day “pregnancy.” But you have to wonder: how does she get her eggs in there?