› added 8 years ago

280

TIL that nuclear power is essentially steam power. The nuclear rods create steam which turns the turbine.

Read more nuclear-power.net

via ift.tt

KODD4 TIL Eagle's can view something the size of a rabbit from 3 miles away. They see more colors than humans, and can also see in the UV range of light (allowing them to see the urine trail of prey)
YEXd TIL carbon nanotubes and cementite nanowires have been found in ancient Damascus steel swords, possibly playing a part in their incredible and mysterious strength.
oaL TIL 1 out of 255 women and 1 out of 12 men have some form of color vision deficiency. Test yourself!
yQ6av TIL of Elizabeth Van Lew. After her father died, she and her mother freed all his slaves. She then used her inheritance to free some of the slaves' relatives. During the Civil War, she operated a spy ring. When Richmond fell to the Union, she was the 1st person to raise the Union flag in the city
5Y5vQ TIL the first real-world Bitcoin transaction was 10,000 BTC for 2 pizzas. In today’s value, 10,000 BTC is worth $57 million USD.