Jeremy Howe, Radio 4's commissioning editor ... around the chemical periodic table that orders all the elements of the universe, that are the building blocks of everything. He uses it as a prism ...

From the smallest trace elements to the largest building blocks, each piece of the puzzle is vital for creating and sustaining human life. So the next time you look at the periodic table ...

Electronegativity, an essential characteristic of all elements in the periodic table, measures an atom's ability to attract ... ranges from 0.7 for cesium to 4.0 for fluorine. The higher an element's ...