Sound travels fifteen times faster through steel than through air.
134
A cesium atom in an atomic clock beats over nine billion times a second.
43
According to studies, men change their minds two to three times more often than women.
72
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
The only letter not appearing on the Periodic Table is the letter "J".
180
Research indicates that plants grow healthier when they are stroked.
173
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21