Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
Standard paper cannot be folded in half more than 7 times.
232
The search engine Google got its name from the word 'googol', which refers to the number one with a hundred zeros after it.
56
It is estimated that millions of trees in the world are accidentally planted by squirrels who bury nuts and then forget where they hid them!
174
Caffeine boosts memory.
405
Pollen never deteriorates. It is one of the few natural substances that lasts indefinitely.
58