The formula H₂O shows that water is made from two atoms of hydrogen (H) bonded to one atom of oxygen (O). Katie: Time for some science. And today it's a chemistry classic, the periodic table. And here ...

The International Union of Pure and Applied Chemistry Joint Working Party has announced the official names and symbols of the chemical elements formerly known as 113, 115, 117 and 118. The proposed ...

Chemical Heritage Foundation, Philadelphia, Pennsylvania. Until 16 December 2011. Elements, the fundamentals of chemistry, have an almost mystical symbolism. The astounding concept that all matter and ...