30 years ago, you could buy a lifetime, unlimited first-class travel pass with American Airlines for $250,000.
14
On average, every dollar bill you touch has over 3,000 different types of bacteria.
8
If you get water flowing fast enough, it can cut metal.
354
In a year approximately 900 million trees are cut down to make the raw materials needed for American pulp mills and paper.
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We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
26
Pollen can travel up to 500 miles in a day.
40
The chills you sometimes feel when listening to music is called "musical frisson."
18