All life runs on 20 amino acids. These cells run key machinery on just 19

Scientists equipped Escherichia coli (example pictured) with ribosomes that lacked the amino acid isoleucine.Credit: James Cavallini/Science Photo Library All life on Earth depends on the same molecular alphabet: 20 amino acids that cells string together to make proteins. But now, scientists have reengineered bacteria to run a core part of their cellular machinery with just…

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Vote in our L.A. Sports Hall of Fame

Welcome to the Sports Report, our weekday morning newsletter covering L.A. sports. To sign up to receive it via email (it’s free), go here. The Sports Report Hall of Fame Those of you who read the Dodgers Dugout newsletter know that for the last few years, we have done a Dodgers Dugout Hall of Fame,…

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