It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
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In zero gravity, a candle's flame is round and blue.
16
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
4.5 pounds of sunlight strike the Earth each day.
27
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
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