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TIL 50-80% of our oxygen comes from plants and bacteria in the ocean which is more than the amount all tropical rainforests on land produce combined

Read more oceanservice.noaa.gov

via reddit.com

v1Rx7 TIL that administering testosterone to patients with social anxiety disorder has been found to increase their willingness to face situations which are perceived as socially threatening.
R7vg4 TIL Silly String was invented to be used as an aerosol spray to create an instant cast on broken and sprained bones. It worked, but while testing nozzles it was noticed it produced a 30' string. This inspired the inventor to change the formula to be less sticky, add color, and market it as a toy.
j6K5M TIL that in 1917, when the US Army tested what later became known as the M1917 Browning Machine Gun, it was able to fire non-stop for 48 minutes and 12 seconds (over 21,000 rounds) without a malfunction. It went into service in late WWI, and is still used by some irregular forces today.
kOV1W TIL No species of turtle nurtures their children. Turtles mothers find a location on land to dig a nest and lay their eggs. After they lay their eggs, they walk away. It’s up to the babies to fend for themselves once they hatch.
Bv8D TIL: Dr. Seuss is credited with inventing the word “Nerd”