Consider your hands. They are essentially identical in every respect bar one: They are mirror images of each other. Many of the molecules of life, such as proteins and DNA, have the same property.

Mirror bacteria and microbes are synthetic lifeforms made to reflect existing life on Earth. They could serve as tools to treat diseases, but some scientists are concerned about potentially ...

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Amid growing debates about the benefits and risks of studying looking-glass versions of life’s building blocks, there is an urgent need to bridge divergent views. Prohibiting the creation of molecules ...