Home
Random
Trending
Today
23
posts added
Search
› added
2 weeks ago
4
TIL how canyons are formed
Read more
youtube.com
via
reddit.com
8aOLG
TIL there's only one type of toothpaste that actually rebuilds enamel and damage to teeth, as opposed to creating the environment for teeth to repair themselves. Using a chemical called NovaMin that was initially used in the 60s to quickly repair the bones of troops in battle.
9Aa6
TIL Amtrak will attach privately-owned rail cars to their trains so you can travel between points in North America.
kJ00E
TIL that the south hemisphere receives ~7% more solar energy due to orbital perihelion (closest position to the sun) happening in 3 january
R5dQ1
TIL: There's a New Type of Glasses That Autofocus Automatically Based on What You're Looking At
7GdP
TIL the first mutiny in space occurred in 1974 aboard the Skylab 4 (x-post r/space)