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TIL that in 1985, it was suggested that we build a “star” on Earth to power the world with endless green energy. 8 years ago, 35 countries came together to make this happen. In March 2014, construction had begun in France, and they hope to be done in a decade. Wow.

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5Yj4R TIL that the Vehicle Assembly Building at NASA's Kennedy Space Centre is home to the four largest doors (each bay door is 139 metres high) and largest American flag (63.7 metres by 33.5 metres) in the world; the doors take 45 minutes to open.
YpPYP TIL William Goldman, writer of 'The Princess Bride', wrote the screenplay for his two daughters, who were 7 and 4 at the time. He asked them what they wanted to be in the story, with one saying a princess and one being a bride. He told them "That'll be the title."
xxR7 TIL that US presidents do not age faster while in office. The wrinkles and gray hair acquired at fast rates are due to them being on their 40s and 50s at the time of their inauguration
jNvpp TIL that, contrary to popular belief, depression is not caused by a chemical imbalance in one's brain. Instead, it occurs due to a combination of many factors, including faulty mood regulation, genetic vulnerability, stressful life events, medications, or medical problems.
QJoje TIL that astrophysicists use the word "spaghettification" to describe what happens to matter that is dropped through a black hole.