In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The smell of freshly cut grass is actually a plant distress call.
31
Cold water weighs more than hot water.
93
A cubic yard of air weighs about 2 pounds at sea level.
31
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Diamonds can be shattered with a hammer.
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