The first household refrigerators cost about $16,000, in today's money!
47
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18
Mushrooms are more closely related to humans than they are to plants.
47
The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
The best time for a person to buy shoes is in the afternoon. This is because the foot tends to swell a bit around this time.
49
The largest hotel suite in the world is located 22 stories under the surface in the Grand Canyon Caverns. One night for two people in this 65 million year old cave is $700.
4