A cubic yard of air weighs about 2 pounds at sea level.
31
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
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.
16
Diamonds can be shattered with a hammer.
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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
The bark of an older redwood tree is fireproof.
65
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39