At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
The bark of an older redwood tree is fireproof.
65
Most dust particles in your house come from dead skin.
48
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
One ragweed plant can release as many as one billion grains of pollen!
51
Aluminum used to be more valuable than gold!
84
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11