In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Pure water (H2O) does not conduct electricity on its own.
46
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Scientists are now able to grow 'beating' heart tissue in a lab!
162