An atom is the smallest unit of an element that retains its chemical properties. It is made of protons, neutrons, and electrons. (Image: M ...

The atom, for all its smallness, is terribly complex. The emptiness of the universe: This is the kind of stuff that the early pioneers in quantum mechanics believed in. In the 1920’s, researchers ...

Kurzgesagt has a neat new explainer: “How small is an atom?” I watched it. It does a great job at giving you an idea of how small atoms are and how they work. But it doesn’t matter, because my brain ...

The size of an atom is only a few angstroms at most - there are 10 billion angstroms in 1 metre. This video also looks at the basic parts of an atom (protons, neutrons and electrons) and why the ...

Moths are so finely tuned to the ultrasonic calls of predatory bats that the nerve cells in their ears are activated by displacements of the eardrum the size of a small atom, according to new research ...