Iron weighs more after it rusts.
16
One ragweed plant can release as many as one billion grains of pollen!
51
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Sound at the right vibration can bore holes through a solid object.
134
Billions of neutrinos pass unnoticed through your body every second.
6
4.5 pounds of sunlight strike the Earth each day.
27
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5