Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Aluminum used to be more valuable than gold!
84
Billions of neutrinos pass unnoticed through your body every second.
6
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
According to studies, men change their minds two to three times more often than women.
72
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21