In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Sound travels fifteen times faster through steel than through air.
134
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Sound travels about 4 times faster in water than in air.
408
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
For every gallon of sea water, you get more than a quarter pound of salt.
45