› added 4 years ago

164

TIL Astronauts report blurred vision in low-gravity environments as one of the strangest effects of spaceflight on the human body.

Read more nasa.gov

via reddit.com

GYJE TIL That Petroleum companies bought rights to Battery patents and sued anyone who used them (with gag orders)
JgKl TIL caffeine makes you more open-minded to viewpoints that contradict your own
PYj9L TIL a study shows that people who drink moderate amounts of alcohol have a ~20% lower risk of dying from heart disease when compared to those who don't drink.
PG7e TIL: Movie trailers were used to be shown after the movie, which is why they were called “trailers”.
9YgKp TIL The sun is not yellow, it’s white. Rayleigh scattering both makes the sky appear blue and the sun appear yellow by scattering the suns rays.