News

  1. Itsy bitsy genome

    Researchers have sequenced the smallest genome yet discovered, a string of DNA belonging to a species of bacterium that lives inside sap-eating insects' guts.

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  2. Astronomy

    Feeling the heat of an extrasolar planet

    Astronomers have measured the temperature variation between the lit and unlit sides of a planet outside the solar system.

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  3. Health & Medicine

    Prep Work: Bird-flu vaccine might work better with primer

    Giving people a vaccine against an existing form of avian influenza might help them respond better when given a shot for a future strain of the virus during a pandemic.

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  4. Astronomy

    Assault on Andromeda: Nearby galaxy had recent collision

    New findings suggest that a small galaxy recently plunged into Andromeda, opening a new window on collisions that are rare today but were common in the early universe.