Scientists aren't sure what color dinosaurs were.
312
Billions of neutrinos pass unnoticed through your body every second.
6
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
A cesium atom in an atomic clock beats over nine billion times a second.
43
The storage capacity of human brain exceeds 4 Terrabytes.
140
The average temperature at 40,000 feet above sea level is -60 F.
56