Indoor pollution is 10 times more toxic than outdoor pollution.
62
The force of a suction cup is calculated using F=AP.
15
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
The bark of an older redwood tree is fireproof.
65
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Sound travels about 4 times faster in water than in air.
408
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39