In the periodic table of elements there is one golden rule for carbon, oxygen and other light elements: Under high pressures, they have similar structures to heavier elements in the same group of ...

The traditional periodic table accounts for 150 million known molecules made with combinations of the 118 known elements—and now, with a whole new toolbox, who knows what’s next?

The periodic table captures a subtle pattern that runs through the chemical elements , the fundamental building blocks of everything around us: from the aluminium in bike frames to the xenon gas ...

Willard Libby and Radiocarbon Dating In 1946, Willard Libby proposed an innovative method for dating organic materials by measuring their content of carbon-14, a newly discovered radioactive isotope ...