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TIL that CRT screens were used as a form of random access memory in early computers. A grid of dots was used to represent the RAM on the screen and the static created by the dot was read by a thin sheet of metal set in front of the screen.

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oBvp8 TIL In 1890, a theater enthusiast named Eugene Schieffelin introduced European starlings mentioned in Shakespeare's plays to the American continent. They devoured entire orchards, costing farmers millions each year and now consuming nearly all the eggs of the nearly-extinct eastern bluebird.
16OXV TIL Red-Eyed Tree Frogs use “Flash Coloration” which is when an organism displays certain colors at rest versus in motion. When the frog is startled, it can flash its bright red eyes, orange webbed feet, and blue/yellow lateral stripes, which startles predators and allows the frog to escape.
R7xWl TIL The Snake Pass Inn in Northern England was originally called the Snake Inn, but is now named after the pass itself, which in turn was named after the inn.
loR0a TIL: NASA calculated that Three Gorges Dam (Hubei) affected earth rotation. When the water level is at its maximum the dam contains 39.3 km3 of water and this altered the Earth’s moment of inertia slowing it's rotation of 0.06 microseconds.
nePgd TIL that Michael Bay's science fiction film "Armageddon" received the prestigious Criterion Collection treatment, dedicated to publishing important classic and contemporary films from around the world.