sex
Animals
Why Lady Mantises Eat Their Mates
Genetically speaking, getting eaten could be the best thing to ever happen to a male mantis.... READ ON
Animals
5 Times Scientists Played Animal Matchmakers
Sometimes Cupid needs a little push.... READ ON
Stones, Bones & Wrecks
Is This America’s Oldest Condom?
“In terms of its dimensions, it’s clearly the right shape and everything,” Sara Rivers-Cofield told mental_floss.... READ ON
Animals
8 Bizarre Facts About Animal Reproduction
There's no rule that regulates how animals obtain the necessary genetic material to reproduce—and as a result, there is a lot of weird animal sex going on out there.... READ ON
Animals
Tardigrade Sex Does Not Disappoint
It’s gross. It’s tender. It’s … lengthy.... READ ON
Animals
Scientists Unwrap the "Nuptial Gifts" Male Fireflies Give to Their Mates
"I think it's safe to say that adult fireflies are obsessed with sex."... READ ON
List
15 Stimulating Facts About the Playboy Mansion
When Hugh Hefner can't make a party, he makes sure his cardboard stand-in is there for guests.... READ ON
Live Smarter
5 Scientific Ways Your Senses Rule Your Love Life
You may not even realize how much your sense of smell or taste is influencing who you fall in love with.... READ ON
Fun
Amazing/Weird Period Board Game Teaches Kids About Menstruation
Move around the board with just a quick spin of the ovaries.... READ ON
Live Smarter
How to Feng Shui Your Home to Attract Love, According to an Expert
Our reporter checks in with a feng shui consultant to give her dating life a helping hand.... READ ON
History
9 Forms of Birth Control Used in the Ancient World
Women and men in ancient cultures used a variety of unusual methods to prevent pregnancy, with differing levels of success (and hygiene).... READ ON
Videos
The Bizarre Mating Ritual of the Globular Springtail
Watch as these insects lock faces before things get weird.... READ ON
News
Today’s Americans More Accepting Than Ever of Same-Sex Relationships
Tolerance and same-sex experiences both seem to be on the rise.... READ ON
List
6 Creative Ways Countries Have Tried to Up Their Birth Rates
How do you make people make more people?... READ ON
Animals
Self-Perpetuating Female Salamanders Are Better Off Without Males, Study Finds
All-female mole salamanders could grow back body parts 1.5 times faster than a related species that used sex to reproduce.... READ ON
List
10 Fascinating Facts About the Evolution of Dating and Courtship
What is considered romantic today would have been scandalous, if not criminal, less than 100 years ago.... READ ON

China is the birthplace of the first seismograph. Built in 132 AD by a man named Cheng Heng, it consisted of eight metal dragons holding eight carved balls over eight frog figurines. If an earthquake made the ground vibrate, the dragon facing the quake’

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