The smell of freshly cut grass is actually a plant distress call.
31
Each day, up to 150 species of life become extinct.
-23
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Billions of neutrinos pass unnoticed through your body every second.
6
For every gallon of sea water, you get more than a quarter pound of salt.
45