› added 5 years ago

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TIL Dateline's Keith Morrison is actor Matthew Perry's stepfather

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VNlZ TIL that it is almost certain that the astronauts survived the initial Challenger explosion, and died on impact with the water. At least three of the crew’s emergency oxygen tanks were manually switched on after the crew’s capsule broke apart from the rest of the shuttle.
D1JRD Til that Frank Zappa was once pushed off stage by a jealous fan almost killing him and resulting in permanently lowering his voice
awOXA TIL Georgy Zhukov, "hero of the Soviet Union", and victorious general of the Battle of Berlin in 1945, always kept a small bag of clothes and belongings in case he was arrested by his own country's KGB. He did this until 1957.
yQMnX TIL A telescope designed to view the H-alpha emission produced by excited hydrogen can show granulations on the solar surface and great detail in the sunspot regions. The H-alpha filter must be designed to produce a very narrow pass band around the wavelength of 6,562.8 Ångströms for safe viewing
VQ0m Today I learned of the “tiny house movement” where single people and couples live in houses as small as 120 sq. feet to have a smaller environmental impact on the world and to use money saved on other things…