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TIL old people smell is actually caused by a chemical, 2-nonenal, that old people secrete through their skin

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Brevx TIL there's a spider that can bridge lines over a river spanning up to 25 metres (82 ft).
P1W8G TIL the placebo effect varies with tablet colour. Red, yellow, and orange pills are associated with a stimulant effect. Blue and green are related to a tranquilizing effect. Hypnotic, sedative, and anxiolytic drugs were more likely than antidepressants to be green, blue, or purple.
8RwK TIL that a National Geographic photographer shipped 15 tons of equipment to Siberian lake for a single story. Six pictures were used.
oBLY7 TIL that the crinoline was a large wire cage worn around the waist of Victorian Era women that created a large hoop that was considered stylish at the time. Many died because of this fad for the their cumbersome nature, knocking over lamps or candles that ignited their flammable dresses.
E1xOd TIL that in 1325 the two cities of Modena and Bologna had a war in which 2000 people died after a man stole a bucket from Bologna. Modena still has the bucket to this day.