Uncategorized

  1. Earth

    Drought’s heat killed Southwest’s piñon forests

    The heat accompanying a drought and a plague of bark beetles seem to explain the deaths of swathes of piñon pine trees across the Southwest in 2002 and 2003.

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  2. Tech

    Road Warriors: Robotic vehicles triumph over desert obstacles

    In a landmark contest that has spurred advances in robotic-vehicle technology, five driverless racing machines piloted themselves over more than 200 kilometers of rugged desert terrain.

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  3. Health & Medicine

    Vaccine Clears Major Hurdle: Injections offer new tool against cervical cancers

    An experimental vaccine against the virus that causes most cancers of the cervix has passed a test typically needed for regulatory approval.