Atoms are mostly empty space, but the human body contains 7 octillion atoms. Each atom contains material created billions of years ago. The body is mostly made up of water and contains more bacterial cells than actual cells. The brain requires 20% of the body’s oxygen supply. It is true that atoms are mostly empty […]
Atoms in the solar system, including those in humans, were created billions of years ago in the universe’s beginning or by star processes. Hydrogen was created in the big bang, and heavier elements are formed during extreme astrophysical events. The human body is mostly made up of oxygen, carbon, hydrogen, and nitrogen. The vast majority […]
