Paper money is not made from wood pulp but from cotton. This means that it will not disintegrate as fast if it is put in the laundry.
37
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
85% of all Valentine's Day cards are purchased by women!
38
The streets of Victor, Colorado, once a gold rush town, are paved with low-grade gold.
78
The average IQ is 100, while 140 is the beginning of genius IQ.
140
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
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
Only humans shed emotional tears.
331