Feature

  1. Health & Medicine

    Are ultraprocessed foods truly addictive?

    Ultraprocessed foods can create powerful pulls similar to those of alcohol, nicotine or opioids, with worrisome consequences for our health.

    By Laura Sanders
  2. Health & Medicine

    Why are so many young people getting cancer?

    Diagnoses for several cancers before age 50 have been increasing rapidly since the 1990s. Scientists don’t know why, but they have a few suspects.

    By Fred Schwaller
  3. Health & Medicine

    Cancer patients froze reproductive tissue as kids. Now they’re coming back for it

    Saving reproductive tissue from kids treated for cancer before adolescence could give them a chance at having biological children later in life.

    By Meghan Rosen
  4. Space

    How a Harvard maverick forever changed our concept of the stars

    At just 25, Cecilia Payne-Gaposchkin applied quantum physics to a treasure trove of astronomical observations to show that stars are mostly hydrogen and helium.