The Deadliest Sports on Earth: Ranked

Broken Bikes, Bones and Catching a Ride Home

Fortunately, there have only been a few deaths in the mountain biking community. However, that community is extremely small and it is assumed that 1 in 10 of all riders will suffer a serious injury at some point in their career. Please wear a helmet.

The More You Know

Martin Luther King Jr. had a C in public speaking.
Ninety percent of the world’s population lives above the equator.
Clark Kent (Superman in DC Comics) is also a character in the Marvel universe, where he's actually just a mild-mannered reporter and nothing more.
The largest known living organism is an aspen grove.

Post originally appeared on Upbeat News.