Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10
Pluto is smaller than Russia.
9
Two in five people in the world marry their first love.
270
Sound travels about 4 times faster in water than in air.
408
Standard paper cannot be folded in half more than 7 times.
232
If you put two straws in your mouth, one inside a drink and one outside it, you won't be able to drink through either straw.
202