› added 6 years ago

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TIL No Y chromosome genes from neanderthals exist, suggesting that all human-neanderthal hybrids were female. The leading theory is that the Y Neanderthal chromosome triggered immune responses, causing miscarriages.

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8vBL TIL that semen contains mood altering chemicals that can reduce depression, increase affection and help you sleep and a study found that women who regularly have unprotected sex are less depressed.
j5mX TIL that mathematically there are more possible games of chess than there are atoms in the Observable Universe.
dDWnj TIL that there's small amount of nicotine in potatoes and a few other veggies...
rv7d TIL that John Glenn flew combat missions in WWII and Korea, became the first American to orbit the Earth, was present for the assassination of Robert Kennedy, served as Senator from Ohio, and, while still a senator, became the oldest person to fly in space at age 77.
eKn TIL: California produces almost all of the country’s almonds, apricots, dates, figs, kiwi fruit, nectarines, olives, pistachios, prunes, and walnuts.