New atomic clocks are more accurate than those used to define the second, suggesting the definition might need to change ...

Pauling's electronegativity scale, the most widely used and found in every chemistry textbook, ranges from 0.7 for cesium to 4.0 for fluorine. The higher an element's electronegativity, the stronger ...

The exotic material is built from atomic planes composed of Vanadium atoms arranged on a so-called kagome lattice—a pattern of interlaced triangles and hexagons—stacked on top of one another, with ...