It's simple to ignore a certain point in the history of the planet. The Earth, half-molten and still young, whirling in a ...

The precise chemical composition of the Sun, particularly the abundance of heavy elements like oxygen, carbon, nitrogen, and neon relative to hydrogen, remains a significant point of contention in ...

Mark Blaskovich is a member of the Royal Australian Chemical Institute (RACI) and the American Chemical Society. Frances Separovic receives funding from Australian Research Council (ARC) and National ...

To celebrate National Chemistry Week, which runs from Oct. 20-26, we asked a bunch of scientists, with help from the American Chemical Society, what their favorite periodic element is, and why. A ...

Life needs nutrients like nitrogen and phosphorus. But without the right balance of oxygen, these elements get locked away in planets’ cores.

A chemical element is one of those squares on the periodic table that adorns many a classroom wall. Sure. But what is an element really? It is a more subtle question that you might realise. To get to ...

There are lots of different substances but only just over a hundred elements. An element is a substance that is made up of only one kind of atom. The atoms in a particular element are the same as each ...