Construction Worker Digs Up Mind-Blowing Key to the Prehistoric Era

Not Right

In his 12 years of work, Shawn's experiences with the past have been pretty limited. Occasionally he ran into a petrified tree stump or two, but these weren't anything special. Not only that, but they definitely didn't cause his backhoe to make this strange buzzing sound. Shawn could tell something was not right with his tool...

The More You Know

One area of Canada has a weaker gravitational pull than the rest of Earth.
The people who are currently alive are only 7% of the total number of people who have ever lived.
There's only one country in the world that doesn't use the metric system.
There are around 60,000 miles of blood vessels in the human body. If you took them all out and laid them end to end, they’d stretch around the world more than twice.

Post originally appeared on Upbeat News.