Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12
The Band-Aid was originally made for the inventor's wife, who often cut and burned herself while cooking.
6
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
Group "brainstorming" makes each individual in the group less creative and doesn't work as efficiently as the same number of people working alone and then later pooling their ideas.
10
Most of the dust underneath your bed is actually your own dead skin.
251
Speed dating was invented by a Rabbi in 1999.
45
The odds of being killed by falling out of bed are one in two million.
136