Sound travels fifteen times faster through steel than through air.
134
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Iron weighs more after it rusts.
16
Balsa wood is classified as a hard wood!
41
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7