Atom «2026 Release»

: The simplest atoms, like hydrogen and helium, were created in the first few minutes after the universe began.

Our understanding of the atom has shifted from philosophical guesses to precise quantum models: What is an Atom? : The simplest atoms, like hydrogen and helium,

Atoms are the fundamental "Lego bricks" of the universe, constructing everything from the screen you are reading this on to the very cells of your body. Despite making up everything we see, they are so small that a single strand of human hair is as thick as roughly stacked on top of each other. The Miracle of Empty Space Despite making up everything we see, they are

: If you were to remove all the empty space from every person on Earth, the entire human population would fit inside the volume of a single apple. A Stardust Heritage Despite making up everything we see