Former billionaire Chuck Feeney has given away over 99% of his 6.3 billion dollars to help under privileged kids go to college. He is now worth $2 million dollars.
Holding a sneeze can be dangerous.
Your brain is sometimes more active when you're asleep than when you're awake.
The Japanese created a smoke alarm for those who can't hear, which pumps super-spicy wasabi mist into the air to alert them.