Katie: Time for some science ... made from only one type of atom. And there are quite a lot of elements. There are something like 100, and each has a unique symbol made up of a letter and ...

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 ...

and \(_{6}^{14}\textrm{C}\) are not isotopes. They have the same mass number, A, but different atomic number, Z, and different chemical symbol - they are not the same element. If the number of ...

That pun is based on the fact that the main building blocks in the branch of science are chemical elements, pure substances ...

CERN is the world leader of the exploration of particle physics, thanks to its 27-kilometer atom smasher ... Study does more than just lay out a science timeline. It’s real purpose is to ...

His book, Rex, the Life Atom* has been selected, it is said, by the Swedish Royal Academy of Science as “the best book of the year in the scientific world”—a rather extravagant tribute.

These scientists anticipated that the atom bomb would be “only the first of many dangerous presents from the Pandora’s Box of modern science ... Bulletin’s Doomsday Clock serves as a vivid symbol of ...