A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
The human brain is more active during sleep than during the day.
28
Play-Doh was first manufactured as a wallpaper cleaner.
122
The smell of freshly cut grass is actually a plant distress call.
31
The world’s smallest book, “Teeny Ted from Turnip Town”, is 100×70 micrometers in size and requires a scanning electron microscope to read, as light beams are too large.
6
The single biggest predictor of love is proximity.
30
Sharks have been on the planet longer than trees.
14