Scientists in Germany have developed a candy that doesn't cause cavities.
11
A ball of glass will bounce higher than a ball made of rubber.
73
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Aluminum used to be more valuable than gold!
84
Iron weighs more after it rusts.
68
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
The only letter not appearing on the Periodic Table is the letter "J".
180