Caffeine boosts memory.
405
The glue on Israeli stamps is certified kosher.
67
You can tape a small mirror onto a cone speaker, play music and shine a laser on to the mirror and the reflection will look like a laser light show on your wall.
102
You share your birthday with at least 9 million other people in the world.
205
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
Drying your hands with paper towel will reduce the bacterial count by 45 - 60% on your hands. However, using a hand dryer will increase the bacteria on your hands by up to 255% because it blows out bacteria already living in the, conveniently, warm moist environment.
26
Americans are responsible for generating roughly 20% percent of the garbage in the world.
29
You can start a fire with ice.
367