Roughly 100 million years ago, an amoeba robbed a bacterium of its genes. Now, researchers finally know how the amoeboid pulled off the heist. The ancient amoeba Paulinella subsumed the bacterium without harming it. It then hijacked the genes necessary for photosynthesis.

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Roughly 100 million years ago, an amoeba robbed a bacterium of its genes. Now, researchers finally know how the amoeboid pulled off the heist. The ancient amoeba Paulinella subsumed the bacterium without harming it. It then hijacked the genes necessary for photosynthesis.