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Study reveals surprising details of the evolution of protein translation
A new study of transfer RNA, a molecule that delivers amino acids to the protein-building machinery of the cell, challenges long-held ideas about the evolutionary history of protein synthesis.

Stretchable silicon camera next step to artificial retina
As reported in the Aug. 7 issue of the journal Nature, researchers at the University of Illinois and Northwestern University have developed a high-performance, hemispherical 'eye' camera using an array of single-crystalline silicon detectors and electronics, configured in a stretchable, interconnected mesh.

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