› added 5 years ago

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TIL Killer whales go through menopause to avoid competition with daughters. This may shed light on why menopause exists at all.

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oj18 TIL in 1993 Egyptologists sent a small rover through one of the Air Shafts of the Great Pyramid. The rover came in contact with a stone door with two copper handles attached. To this day, the door has not been opened and now one knows where it leads
woG8M TIL that the Romans were among the first to introduce a standardized system of measuring time through hours. But they didn't have a fixed hour duration throughout the entire year. Instead, they adjusted the length of an hour based on the length of daylight. A winter hr was shorter than a summer hr.
eNA5 TIL a US company makes simulated chicken eggs from vegetable products. Their R&D team has identified 11 plants that have the functional capabilities to replace eggs, and have used this technology to create mayo, cookies, and cookie dough
pYya8 TIL Cosmonauts drank cognac on the Mir space station in 1997, hours after a flash fire caused by a collision with an unpiloted supply vehicle nearly forced an emergency evacuation. NASA astronaut Jerry Linenger declined a drink
WkVoB TIL female investors consistently outperform males over the long term because the produce less testosterone (so they take less risks) and take more time and require more information before making decisions and are seemingly immune to the euphoria that engulfs most male traders during volatile market