The smell of freshly cut grass is actually a plant distress call.
31
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
Diamonds can be shattered with a hammer.
-104
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
A cubic yard of air weighs about 2 pounds at sea level.
31
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21