Here Are All of the US Presidents Ranked By Their IQ

Ulysses S. Grant

Grant led the Union Army as a Commanding General during the Civil War. After the war was won, he worked to weed out corruption within the Union to try and make a more hospitable environment for the slaves that had been freed. He had the lowest IQ of all the presidents, which is still slightly higher than the average IQ. Grant had an IQ of 120.

The More You Know

There are castles for sale in France that cost less than a two-bedroom apartment in Australia.
About 7% of all humans who have ever lived are alive today.
There's a "floating rainforest" in the sea.
The 442nd Infantry Regiment, a largely Japanese American unit that served during WWII, did so while their families were held in internment camps. Their motto was "Go for Broke" and they were the most decorated unit in U.S. military history.

Post originally appeared on Upbeat News.