Iron is an essential trace element in biological cells. The concentration of the element and its so-called redox state—it can ...

Since their relatively recent appearance on the commercial scene, rare-earth magnets have made quite a splash in the public imagination. The amount of magnetic energy packed into these tiny, shiny ...

The exoplanets WASP-76 b and WASP-121 b are already known to be peculiar places, but a new discovery has raised even more questions about the composition of these celestial bodies. Astronomers ...

The discovery reminds us just how little we really know about our galaxy In A Nutshell The Mystery: Evidence suggests dust is ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

What was iron doing at life's birth? : life without oxygen -- Catastrophe : the arrival of oxygen -- Grabbing and storing : controlling iron -- The smallest living magnets : avoiding oxygen -- ...

In order to understand metabolic processes, it is important to be able to detect critical individual elements and metabolites in living organisms. Researchers from Heinrich Heine University Düsseldorf ...