News
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AnimalsTo Bee He or She: Honeybees use novel sex-setting switch
After more than a decade of work, an international team has found the main gene that separates the girls from the boys among honeybees.
By Susan Milius -
AstronomyBlack Hole Life Preserver: Don’t get sucked in without one
By temporarily counteracting a black hole's tremendous tidal forces, a proposed black hole life preserver would slightly lengthen the life and shorten the agony of anyone exploring one of these gravitational beasts.
By Ron Cowen -
EarthLong Ride West: Many western sediments came from Appalachians
Much of the material in several thick layers of sandstone in the western United States originated in the Appalachians.