› added 2 years ago

51

TIL All of Mr Rogers' sweaters were knitted by his mom

Read more beatlyzer.com

via beatlyzer.com

M7VZV TIL: The origin of the "tennis bracelet" came from the 1987 US Open when Chris Evert lost her diamond tennis bracelet and stopped the match to look for it
yQnWw TIL a grand total of 2121 nuclear tests were conducted by various countries around the world from 1945 with an estimated 515 MEGATONS of yield, but no nuclear winter ever recorded
neREB TIL colonies on Mars could use astronauts' blood and urine mixed with Martian dust to make concrete.
p8p7G TIL about Split-Brain-Patients, who have their brain hemispheres disconnected. While those "do not show any significant difference in function" from healthy persons, you can prove with specific experiments that there are two brains working independently without recognizing each other
eMRb TIL in January 2015, Stephen Hawking, Elon Musk, and dozens of artificial intelligence experts signed an open letter on AI, calling for research on the societal impacts and urging researchers not to create something which cannot be controlled.