Brass doorknobs automatically disinfect themselves in about 8 hours.
18
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The only letter not appearing on the Periodic Table is the letter "J".
180
The force of a suction cup is calculated using F=AP.
15