› added 8 years ago

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TIL that sand is a finite resource and we are running out.

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WkK74 TIL that dogs can detect oncoming seizures/epileptic fits by smelling the odour molecules released by the human body before a seizure/fit occurs
6ELAJ TIL of super volcanos, including the one in Yosemite National Park. These types are different from regular volcanos because they don’t have the typical steep sides and are instead depressions in the ground. They are thousands of times larger than any other volcanic eruption.
L4DQ TIL Massachusetts passed laws requiring children to be educated by the 1640s and informally required children to be taught to read and write from its founding. Mississippi, on the other hand, was the last state to create compulsory education laws, and didn’t require school attendance until 1918.
4k8la TIL: The first highly successful disposable product was the bottle cap in 1892, also known as a crown cork.
OGBxX TIL spiders do ballooning, whereby they release silk into the air that catches wind or electric fields, causing them to become airborne. Spiders have been documented to do ballooning up to 5 km in altitude, and to be able to travel hundreds of kilometers.