› added 11 years ago

73

TIL Bill Clinton gave the 1994 State of the Union Address completely from memory. When he saw the wrong speech had been uploaded to the teleprompter, he quickly recovered and said “I’m not at all sure what speech is in the teleprompter tonight, but I hope we can talk about the State of the Union.”

Read more wikipedia.org

via reddit.com

6wb7 TIL that Portobello mushrooms are just larger, mature versions of the common button mushroom. They are the same species.
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.
epRXL TIL that honey has long been known to be a natural antiseptic, and can promote wound healing, mainly due the natural creation of hydrogen peroxide by enzymes.
Eabd TIL “Town Destroyer” was a nickname given to George Washington by Iroquois Native Americans in 1753.
e0oD5 TIL reindeers can see in UV. They avoid power lines in darkness because they see them not as dim, passive structures but, rather, as lines of flickering light stretching across the terrain.