Pollen can travel up to 500 miles in a day.
40
Diamonds mined in Brazil are harder than those found in Africa.
40
20252 is Smokey the Bear's own zip code.
35
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Most of the dust underneath your bed is actually your own dead skin.
251
There is a fake village with fake shops and restaurants that is actually a care home for elderly dementia sufferers in the Netherlands.
7
The first household refrigerators cost about $16,000, in today's money!
47
Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12