The new study reports the development of suppressor tRNAs that have been optimized to target UAA stop codons, which arise when a glutamine CAA is mutated. The suppressor tRNA reads UAA as glutamine ...

Two bowls hold green powder. One of them also holds two milling balls the size of table tennis balls. In mechanochemistry, chemical reactions occur while reagents interact mechanically, such as when ...

Make your prediction for the 2026 Nobel Prize in Chemistry, and tell us why your pick deserves a call from Stockholm this ...

A new understanding of transfer RNA biology means researchers can assign up to 34 codons to amino acids of their choosing ...

Our contributor reflects on 3 generations connected to chemistry and the American Chemical Society—and finds reason to be ...

Test your knowledge of our stories on skeletal editing, genome expansion, and more ...

Chemical weapons experts have identified the nerve agent used in the attempted murder of a former Russian double agent living in the U.K. It is part of a family of compounds known as Novichok agents ...

The agency says carbon pollution limits offer ‘virtually no benefit,’ while critics predict more than 80,000 additional ...

Decide what you want to learn and how much time and effort you want to invest. Maybe start with a short evening class, to see ...

But recent Houthi rebel advances in eastern Yemen and an attack on Saudi Arabia’s East-West pipeline are choking these routes as well, threatening the supply of crucial raw materials to East Asia’s ...

In the average experiment that uses mass spectrometry (MS) to characterize a biological sample’s small-molecule metabolites, scientists are unable to define the chemical structure of 90% of the ...

Just under a year after netting its first US approval for a cancer-fighting menin inhibitor, Kura Oncology is launching ...