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Topical gel is latest in decades-long quest for hormonal male birth control
USA TODAY via Yahoo News· 1 day agoIn the world of family planning, birth control methods have remained largely the same for men for...
Is a Rooster a Chicken? Can a Chicken Become a Rooster?
HowStuffWorks via Yahoo News· 7 days agoThe hypothesis is that estrogen activity suppresses development of the right gonad. But, when the...