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 ...

Teacher: Well, atoms are the tiny particles that are too small to see, even with a microscope. So if people were the size of an atom, the entire population of the world would fit into a box about ...

However, molecules are still far too small to be seen with the naked eye. The diameter of the nucleus of an atom is tiny in comparison with the diameter of the whole atom. Let us assume that a ...

Now you know that atoms are really small and that there are huge numbers of them, but here are a few other atom facts you might find interesting. Where do atoms come from? Believe it or not, the atoms ...

When building an atom, pay close attention to the particles' electrical charges. Protons have a charge of +1. Electrons have a charge of -1. Neutrons are neutral, as its name implies. A stable ...

Sir Ernest Rutherford has been called the 'father of nuclear physics' When Donald Trump claimed US scientists split the atom in his inaugural speech, even he could not have imagined the chain ...