› added 6 years ago

162

TIL Astronauts can’t cry effectively in space. Rather than gravity pulling the tears down as it does on earth, the tears congeal in their eye and sting.

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6En6Y We’ve been conditioned to think of Covid-19 as a respiratory disease—but it’s not just about the lungs. Evidence is emerging that the coronavirus can cause heart damage in people who’ve had mild symptoms or none at all, especially if those people exercise while they’re infected. If you've just had Covid—even if you didn't have symptoms—you need to be aware of myocarditis. That’s cardiologist-speak for what happens when the muscular walls of the heart become inflamed, weakening the organ and making it more difficult for it to pump blood. It’s not a newly discovered condition, and it turns up pretty rarely, but when it does, it’s most often triggered by an infection. Strenuous activity while the heart is weakened can cause swelling in the legs, dizziness, shortness of breath, and—in serious cases—irregular heartbeat, cardiac arrest, and sudden death.
7r0o7 TIL that a TV movie about nuclear war called The Day After (1983), starring Steve Guttenberg and Jon Lithgow, may have prevented nuclear war. When Ronald Reagan wrote about it he said it left him "greatly depressed". This lead to the signing of the Intermediate-Range Nuclear Forces Treaty in 1987.
WkaMd TIL that the largest island of the South Pacific nation of Vanuatu was originally named "La Austrialia [sic] del Espíritu Santo" - after both the monarchy of Austria (ancestors of the Spanish monarchs) and the Great Southern Continent, Terra Australis (which Australia was later named for)
d8Ql9 TIL that there is a striking resemblance between Chateau de Rastignac (France) and the White House (US). It is speculated that the castle's plan may have inspired the White House's columns
JYNe1 TIL Alan Rickman was originally offered to voice Lord Farquaad in Shrek but he turned it down to play Severus Snape