If the chemical sodium is dropped into water it will immediately and violently explode.
67
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
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