Puberty has a clear physiological signpost in girls: sooner or later, they have their first period. That's been a critical part of identifying genes that influence when puberty starts in girls, but it wasn't clear whether those genes also affected boys the same way.
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No, there are no scientifically proven methods to make your penis bigger. And while some of you may think this is common knowledge, rest assured that it is not. Men have spent hundreds of millions of dollars on penile enlargement products in the hope that they actually work. However, there are two scientifically tested, non-miracle methods that actually work.
Most medical guidelines suggest that sperm count can be seriously set back by all manner of enjoyable activities: drinking, smoking, taking recreational drugs and even eating unhealthy food. A new study, however, suggests there's only one thing you really need to avoid: tight pants.
Sometimes its hard to keep your desk clean and tidy. It turns out men seem to find it a bigger problem, because a recent study suggests that men have far, far dirtier desks than women.
Looks can be deceiving. If you want some proof, consider a new study that analyses the actions of aggressive-looking males. Turns out, men with angry, violent faces are actually far more likely to makes sacrifices for their close friends.
It's well known that women find sexy, rebellious rogues attractive. Duh. But until now it's not really been clear why women choose to turn that attraction into long-term relationships when they know they stand a high chance of getting burnt. New research, however, reveals that the secret lies in the hormones.
Sometimes, science doesn't provide radical new findings, it just confirms what we've all suspected for generations. Take, for instance, a recent study that shows women are happier in relationships when men know they're miserable. Men on the other hand, they're just happy when their partner is happy.
The rubber, the goalie, the love glove, the salami sling. No matter how many adorable monikers it gets, no one really likes condoms very much.
Remember the annoying rapping crash test dummies Larry and Vince? The fact that it was Larry and Vince and not Larry and Veronica has been putting women in disproportionate danger.
A recent study published in the Proceedings of the National Academy of Sciences suggests men's testosterone levels fluctuate when they have children.
According to University of Illinois professor May Berenbaum, men "have a deep-seated instinct to aim at targets" in the urinary sense. Logically, sticking a picture on the back of a urinal will cause men to aim for it like lemmings.