The average temperature at 40,000 feet above sea level is -60 F.
56
A ball of glass will bounce higher than a ball made of rubber.
73
The bark of an older redwood tree is fireproof.
65
The only letter not appearing on the Periodic Table is the letter "J".
180
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
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
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
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