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  1. Earth

    Rice with a Human Touch: Engineered grain uses gene from people to protect against herbicides

    A human gene inserted into rice enables that plant to break down an array of chemicals used to kill weeds.

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  2. Animals

    Funny Walks: Cranes bob, bob, bob along when hunting

    The jerky neck motions of a whooping crane may help it spot food by keeping its head motionless about half the time.

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  3. Physics

    Built for Speed: Novel transistor design spurns limits

    The novel design of what's now the world's fastest transistor opens the possibility of even speedier devices that could operate as fast as a trillion cycles per second.