› added 5 years ago

568

TIL that everyone is actually blind in one part of their vision, and you can easily see this in action right now with a simple test. The cause is nerve fibers blocking the retina, and your brain just fills in this spot with surrounding images, so you don't normally notice it.

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oB55Y TIL that Leonardo Da Vinci wasn’t heterosexual.
1NJX TIL that in 1941, more than three million cars were manufactured in the United States. Only 139 more were made during the entire war. Ford turned out one B-24 bomber every 63 minutes for 24 hours a day.
6EwAY TIL: ALOHAnet was the first computer network in the world to use randomized packet access to a shared medium and heavily influenced the development of modern protocols such as ethernet
BrgYK TIL Eaths magnetic poles flip on average every 200,000 - 300,000 years. Last time it flipped? 780,000 years ago.
16xAd TIL "Last Kiss" is a 1961 cover. Pearl Jam donated the proceeds from their version to refugees of the Kosovo War, which helped earn about $10 million for Kosovo relief.