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What's Hot This Week Through the Telescope: An Interview with a Galactic Expert by Chris Rodriguez Tom Statler is an expert on galaxies as well as solar system dynamics, especially near-Earth asteroids. Swallowing Parasitic Worms May Heal Your Ails Christopher Wanjek, LiveScience Bad Medicine Columnist Gross or the best medicine? Sponsored by: Why Gay Parents May Be the Best Parents Best Science Photos of the Week - Jan. 14, 2012