The periodic table is a letdown in another sense, too: Given all its columns and rows, it looks like it should contain dozens of different types of elements, but there are really only a few.

The periodic table stares down from the walls of just about every chemistry lab. The credit for its creation generally goes to Dimitri Mendeleev, a Russian chemist who in 1869 wrote out the known ...

Element Collection. A world of hydrogen, fermium and darmstadtium await you online with some interactive, colorful and even poetic versions of the Periodic Table of the Elements.

We're pretty fortunate that our Sun wasn't among the very first stars in the Universe. Shortly after the Big Bang, the Universe was made exclusively of hydrogen and helium: 99.999999% of the ...

The periodic table stares down from the walls of just about every chemistry lab. ... with hydrogen at its centre and elements with increasing atomic mass spiralling outwards.

Elemental music: Interactive periodic table turns He, Fe, Ca into Do, Re, Mi. Hydrogen has a scale pattern; zinc "sounds like an angelic vocalist singing with vibrato." ...

Hydrogen, the lightest element, has an atomic number of one, and its nucleus contains one proton. Element No. 2 — helium — has two. ... This is the periodic table of the elements.

Our universe is comprised of 71 percent hydrogen, 27 percent helium, ... The publisher has a website of the entire Yorifuji periodic table of elements, which is perfect for projecting.

Scientists in Japan think they've finally created the elusive element 113, one of the missing items on the periodic table of elements. Element 113 is an atom with 113 protons in its nucleus — a ...