4.5 pounds of sunlight strike the Earth each day.
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Scientists are working on a portable spray-on-skin that can heal severe wounds in just a few minutes.The spray mainly contains important proteins that can reprogram the injured cells to become stem cells, and back to young uniformed skin cells. So far they were able to accelerate healing process from 12 weeks to 21 days with a similar approach.
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In zero gravity, a candle's flame is round and blue.
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Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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Balsa wood is classified as a hard wood!
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Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
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There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
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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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