In 1976, an underachieving Princeton junior undergraduate wrote a term paper detailing how to make a nuclear bomb. He got an "A", but never got his paper back because it was seized by the FBI.
16
When withdrawing money from an ATM, the 'whirring' sound before your money pops out is actually a recording. The actual mechanism is so far back that you can't hear it.
282
If you counted 24 hours a day, it would take 31,688 years to reach one trillion!
44
People who laugh more are better able to tolerate pain - both physical and emotional.
36
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
You can actually sharpen the blades on a pencil sharpener by wrapping your pencils in aluminum foil before inserting them.
209
Leather skin does not have any smell. The leather smell that you sense is actually derived from the materials used in the tanning process.
23
The Pittsburgh Steelers were originally called the Pirates.
50