› added 6 years ago

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TIL that the magnetc field of Earth orients iron-rich minerals in molten lava along the field lines, then becomes locked into place as the lava hardens. By studying different layers of solidified lava, we know that magnetic poles fliped in the past and will do it again.

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6EXnl TIL "End of the world" predictions are almost as long as the whole of modern human civilization. There are predictions about the end of the world going back to the time of Jesus Christ and it hasn't stopped.
9Y8Jr TIL of 1960s Japanese TV series The Samurai. After few episodes were shown on Australian TV in 1964, viewer demand led to the entire series being shown: it became the most popular show on TCN9 to that time and when the series star arrived in Melbourne he was met by thousands of fans, many in costume
ypWM TIL while at the toilet, president Carter hit a secret “panic button” thinking it was a flush toilet button and Secret Service responded by bursting into the room while the president was still zipping up his trousers.
Me5g8 TIL In 2009, China produced the film, "The Founding of a Republic", to mark the 60th anniversary of the People's Republic of China, with actors such as Donnie Yen, Jackie Chan, Jet Li. While Taiwan has asserted that it has no plans to actively censor the film, it has yet to be released there
PYakn TIL that University of Washington engineers have designed the first battery-free cellphone that can send and receive calls using only a few microwatts of power.