And that’s it! Nearly everything in this room, in your room, and in the entire universe, is made of: elements with one kind of atom, compounds containing different types of atoms chemically ...

Elements cannot be broken down into simpler substances. They are made from only one type of atom. Fool’s gold, or Pyrite, is represented by the letters ‘FeS2’. Both ‘Fe’ and ‘S’ can be found on the ...

Build an element ball, solve periodic puzzles, and check out some of the most unusual periodic tables you’ve ever seen. As students play the Chemistry Name Game, they will learn why compounds form as ...

Ever Salazar of MinuteEarth explained how scientists in the late 18th Century dispelled the long-held notion that water was ...