Sound at the right vibration can bore holes through a solid object.
134
The average home creates more pollution than does the average car.
33
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
Scientists aren't sure what color dinosaurs were.
312
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Nylon is made from coal and petroleum.
42
