› added 3 months ago

29

TIL Vitamin D deficiency makes sun exposure rewarding, as an evolutionary mechanism to encourage animals to get enough vitamin D. Once vitamin D levels are replete, sun exposure no longer produces euphoria

Read more science.org

via reddit.com

QN4XL TIL The K9 Thunder self-propelled howitzer developed by Samsung has a full comms system. Which means you could call your mom using the artillery while you lob Galaxy Note 7s at the enemy to blow them up
LkQG9 TIL Rolex replaced (for free) all watches seized by the germans from shot down allied pilots in WW2.
mxoeP TIL that there are about fifty abandoned cities in China. Based on electricity usage, it's estimated that there are over 60,000,000 completely unused apartments.
wWao TIL that in 2014 a family had to leave their $450,000 home after it was infested with 4,500 - 6,000 brown recluse spiders and exterminators were not able to get rid of them.
1474 TIL David Hayter (best known as the voice of Solid Snake in MGS) wrote the screenplay for the first X-Men film and cowrote the screenplay for Watchmen and X2