Home
Random
Trending
Today
21
posts added
Search
› added
5 years ago
128
TIL of the Tuskegee Experiments
Read more
wikipedia.org
via
reddit.com
j6jBN
TIL that All of Earth's water—including oceans, icecaps and glaciers, lakes, rivers, groundwater, and water in the atmosphere—equals ~326 quintillion gallons (326,000,000,000,000,000,000). Of that, a tiny fraction, 37.5 quadrillion gallons, is in the atmosphere above us as water vapor.
OoDlR
TIL In 1979 there was an unidentified double-flash of light near the Prince Edward Islands off of Antartica detected by the Vela Hotel Satellite, suspected to be a nuclear test carried out by South Africa and Israel, but no one ever took credit for it.
oRlpR
TIL some clothes have a tag with the manufacture date! It’s usually on the shinier little tag. Ex. 07/20 or SUM 09. This brings me joy.
KOjaQ
TIL: There is an unit of measurement known as 'smoot' (5 feet 7 inches or 1.708meters)
Y7Jwx
TIL about an energy drink sold in the 1920s that was water with (flavorless) Radium, a highly radioactive element. Thousands like Eben Byer suffered “Radium Jaw” (gore warning)