› added 12 years ago

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TIL That applying male underarm sweat to a females lips helps relax women, boost their mood and help regulate their menstral cycle

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4kBWJ TIL that there exists a rare phenomenon called "sun pillars," which are vertical shafts of light extending upward from the sun during sunrise or sunset. These optical illusions are caused by the reflection and refraction of sunlight by ice crystals in the atmosphere.
j6Mgn TIL that the ancient Mayan city of Caracol in modern-day Belize was founded in 1200 BCE, held more than double the population of the largest current day city in Belize (of 61,461), and the one of its temples, Caana, built ~9th century CE, is still the tallest building in the country today.
dD6Vr TIL: that when "old age" is cited as cause of death in a medical context, the person had multiple illnesses and it is not clear which one killed them; it has gotten less common over time due to better medical detection
4kmgb TIL in 1970 Robert White successfully transplanted the head of a rhesus monkey onto another decapitated monkey. It survived for eight days, able to smell, hear, see, and move its mouth. But it was paralyzed from the neck down, as White was unable to reconnect the severed spinal cord.
BrynL TIL of 'elysis', a new smelting process for aluminum that releases oxygen instead of carbon dioxide. This new production process both cuts operating costs by 15% and increases production by 15%. Apple has invested $11 million in the venture behind it and is offering technical support.