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.
6
Billions of neutrinos pass unnoticed through your body every second.
6
If the chemical sodium is dropped into water it will immediately and violently explode.
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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Balsa wood is classified as a hard wood!
41
In zero gravity, a candle's flame is round and blue.
16
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71