Scientists aren't sure what color dinosaurs were.
312
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Hot water can freeze faster than cold water.
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