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Life & Evolution

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centipede attacking lab mouse

RECIPE FOR DISASTER  Despite the lab mouse’s much greater weight, chemistry gives this centipede the decisive advantage.

sparrow

ABOUT THAT LIGHT Another reason for caution in lighting up the night comes from a study of house sparrow difficulties in fighting off West Nile virus, which mosquitoes biting the birds can then spread to people.

E. coli colony

TANGLY TENDRILS  This colony of E. coli bacteria gets its wrinkly look thanks to tendrils of cellulose that it uses to build a supertight, sticky web. A new view of microbes’ cellulose shows how it’s different from the kind found in plants.

Life & Evolution

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