Ice isn't slippery. What makes people and things slip on ice is water. A thin layer of ice melts when pressure is applied to it and it is this wet layer on top of the ice that is slippery.
153
An olive tree can live up to 1,500 years!
58
"Strategic incompetence" is the art of avoiding certain tasks by pretending you don't know how to do them.
16
People who laugh more are better able to tolerate pain - both physical and emotional.
36
Sudbury Valley School allows students to do whatever they want; no curriculum, tests, homework, or even classes unless requested. 82% of students get accepted to college, as opposed to the 63% national public school average.
21
A new baby usually deprives each of it's parents around 350-400 hours of sleep in the first year. That is one entire nights sleep per week, per parent.
194
A million dollars weighs about a metric ton. Hence the expression "a ton of money."
66
One human hair can support 3 ounces.
191