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    • UNLV gunman had erectile dysfunction meds, oxycodone in system

      NY Daily News via Yahoo Canada News· 7 hours ago

      A former professor was on pain killers and medication for erectile dysfunction when he gunned down three people at the University of Nevada-Las Vegas. Anthony Polito had 84 nanograms per milliliter ...

    • The fight against light pollution

      The fight against light pollution

      Astronomy Magazine· 1 day ago

      On a crisp night last fall in the Arizona desert, I stood amid sand and scrub at the intersection of Valencia and Kolb on the outskirts of Tucson and...