Lichtgedanken 05

A shortcut in the sulphur cycle Plankton plays a key role in the global sulphur cycle. Although this has been known for a long time and is well-studied, chemists from Jena have now made an unexpected discovery: they found a previously unknown metabolic pathway in tiny marine algae and bacteria, which has a huge impact on the global sulphur cycle. BY SEBASTIAN HOLLSTEIN C H E M I S T R Y 46