Cations are ions that are positively charged. Anions are ions that are negatively charged. Ions are charged atoms or molecules. If a balanced atom loses one or more electrons, it will become a ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American A while ago, I wrote a couple of posts ...

One day, during the spring semester of 1999, L. Bruce Railsback turned against one of science’s most visible icons: the periodic table of chemical elements. He was using a conventional periodic table ...

Assuming they can overlook the intentional misspelling of “elements,” students and scientists alike will enjoy the Mild EleMints periodic table app. This free app provides a stylistic and informative ...