The glue on Israeli stamps is certified kosher.
67
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
The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
14
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
29
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
Déjà vu occurs when your brain tries to apply a memory of a past situation to your current one, fails, and makes you feel like it's happened.
12
One in five long-term love relationships began with one or both partners being involved with others.
177
A sneeze travels out your mouth at over 100 m.p.h.!
29