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Chemistry

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chemicals within a primordial soup

DROPS DIVIDE  Droplets of chemicals (green) within a primordial soup (blue) can elongate, split and replicate (top row, left to right), new simulations indicate. That process repeats (bottom row) to create new generations of droplets, in a process that mimics reproduction and could reveal the origins of life.

Green catalysts illustration

NEED FOR SPEED  Platinum and other rare metals are commonly used as catalysts, but scientists pursuing greener technologies are searching for more sustainable ways to get reactions going.

fluorescing dna

LIGHTING UP  When stimulated with light, DNA “blinks” on, making cellular structures (chromosome shown) visible without the need for fluorescent dyes.

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