The smell of freshly cut grass is actually a plant distress call.
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Scientists are now able to grow 'beating' heart tissue in a lab!
162
In zero gravity, a candle's flame is round and blue.
16
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Billions of neutrinos pass unnoticed through your body every second.
6
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13