Uncategorized

  1. Health & Medicine

    Drop in vaping drives tobacco product use by U.S. youth to a record low

    The fewest number of U.S. middle and high school students are currently using tobacco products since the National Youth Tobacco Survey began in 1999.

    By Aimee Cunningham
  2. Health & Medicine

    Male mosquitoes sometimes suck, too

    Blood isn’t actually toxic to all male mosquitos. In at least one virus-carrying species, it may even help them live longer.

    By Tina Hesman Saey
  3. Science & Society

    The U.S. empire was built on bird dung

    A mid-1850s act let the United States seize islands rich in bird guano. Those strategic outposts fueled the U.S. rise to power, a researcher says.