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TIL the phrase "in the limelight" which refers to being the focus of attention comes from a 19th century device. Calcium oxide known as quicklime is heated in an intensely hot flame until it glows brightly. First as a surveying tool, it allowed for more accurate measurements.

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1ajx4 TIL In the popular American animated television series "Dexter's Laboratory", the lead character Dexter the genius boy was voiced by two Female voice artists : Christine Cavanaugh in seasons 1–3 and Candi Milo in seasons 3–4.
gMJbW TIL the Methuselah Tree, named after the Biblical figure who was said to live 969 years, is a nearly 5,000-year-old bristlecone pine near Death Valley believed to be the second-oldest tree on earth.
Wkj0d TIL about SS Baychimo, a Swedish built 1,322 ton cargo steam-ship that was left abandoned by its crew in 1931 due to fear of sinking. Surprisingly, Baychimo did not sink, but instead drifted around as a ghost ship for nearly 40 years without a crew, she was last seen in 1969.
wLQY6 TIL that Michelangelo hid under the Medici Chapel in Florence for 3 months during a period of political turmoil, occupying his time by sketching on the walls with charcoal. His whereabouts were a secret for almost 500 years until the museum director stumbled upon the drawings in 1976.
bpDE TIL that there’s a stinging tree called the Gympie Gympie that produces a toxin so painful, it’s driven people and animals to suicide. It’s been described as being sprayed with hot acid and electrocuted at the same time. A man was reported to have shot himself after using the tree as toilet paper.