› added 1 month ago

5

TIL the world record for the highest subsonic flight is held by the Perlan II, an unpowered glider.

Read more wikipedia.org

via reddit.com

4XGN6 TIL the most lethal air accident in Australian history was almost 60 years ago and only killed 29 people.
PY7De TIL of Dr. Sam Sheppard, a neurosurgeon who was convicted of killing his wife, was later acquitted of the charge and went on to become a pro wrestler. He invented the mandible claw, a move popularized by Mankind(aka Mick Foley)
pY1rb TIL that the Mpemba effect is a phenomenon where hot water can freeze faster than cold water under certain conditions, contradicting our intuition about thermodynamics.
OrY7 TIL workers building the pyramids were given 4-5 liters of beer a day, which by todays standards would make them legally drunk. The pyramids were built by drunks.
9w65p TIL that when the Arctic ground squirrel hibernates it's body temperature can reach -2.9 degrees. It can prevent it's blood from freezing by cleansing it's body of ice nucleators which enable the development of ice crystals. This is being studied to help preserve human organs for transplant.