Boric acid

Concrete

Human bones are stronger than concrete — ounce for ounce, bone is stronger than steel

You shed about 1.5 million skin cells per hour

You shed approximately 1.5 million skin cells per hour, equating to roughly 4 kg annually

Honey never spoils

Edible honey preserved for 3,000 years in Egyptian tombs

Hot chocolate

Chocolate was a bitter drink in Mesoamerica for 3,000 years before Europeans added sugar

List of common misconceptions about science, technology, and mathematics

"Brain uses 20% body energy, 2% body weight."

Your DNA stretched end to end would reach the Sun and back over 600 times

Your DNA stretched end to end would reach the Sun and back over 600 times