Science & Technology Archives - Interesting Facts

Close-up of a brass doorknob

Brass doorknobs can sterilize themselves after about eight hours.

Some people have a genetic condition that allows them to see nearly 100 million colors.

Photos of family ancestors on top of a photo album

You aren’t genetically related to all your ancestors.

Humans are the only known animals that cry from emotion.

One finger has its own pulse.

Kevlar originally had a different purpose.