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TIL Royal Bank of Canada used machine learning to weigh the effect of a social media storm over Chipotle’s queso (cheese dip) debut. Shares of Chipotle fell by roughly 15 percent after the company released Q3/2017 earnings that missed analyst estimates

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ANLpn TIL that Cesare Lombroso (1835-1909) wrote that criminals are distinguished from noncriminals by multiple physical anomalies and that these anomalies were able to predict the type of crime (theft, robbery, murder, arson)
xVVGk Of all the bodies in our solar system, the sun is probably the one we want to give the widest berth. It gushes radiation, and even though its surface is the coolest part of the star, it burns at about 9,940°F, hot enough to incinerate just about any material. As such, there are no plans to send a manned mission in its direction anytime soon (Mars is much more interesting, anyway), but it can't hurt to figure out at what distance a person would want to turn back. You can get surprisingly close. The sun is about 93 million miles away from Earth, and if we think of that distance as a football field, a person starting at one end zone could get about 95 yards before burning up.
kOd14 TIL when being eaten or harmed, grass will release a chemical distress signal. This attracts parasitic wasps to lay eggs in the insect eating the grass. This chemical is actually what makes up the 'freshly cut grass smell' (Updated post, I messed up the last one)
N7QDQ TIL that Boston Corbett - the man who killed John Wilkes Booth (the man who killed Abraham Lincoln) - most likely suffered from psychosis due to inhaling mercury fumes in his job as a hatter, and once castrated himself with a pair of scissors
W7V79 TIL Ted Kaczynski carried on working on pure mathematics from his cabin in Montana and that he even wrote a paper prooving an earlier posited solution, but he never submitted it to any journal