There is no substitute for human blood.
Your heart rate slows when your face touches water; it’s called the mammalian dive reflex.
There’s actually a blind spot in your vision, but your brain fills it in.
You have never seen your face, only pictures and reflections.
Coffee is most effective if consumed between 9:30 am and 11:30 am.
Heavier, not bigger lemons produce more juice.
Sound waves can make objects levitate.
Water melons may improve athletic performance and curb the effects of muscle soreness.
Nepal is the only country that doesn’t have a rectangular flag.
Human eye can distinguish about 10 million different colors.