News

  1. Health & Medicine

    Using high-nicotine e-cigarettes may boost vaping and smoking in teens

    Vaping higher concentrations of nicotine is linked to how much and how often teens smoke and vape months later, a new study finds.

    By Aimee Cunningham
  2. Genetics

    New CRISPR gene editors can fix RNA and DNA one typo at a time

    New gene editors can correct common typos that lead to disease.

    By Tina Hesman Saey
  3. Life

    Nanoscale glitches let flowers make a blue blur that bees can see

    Bees learn about colorful floral rings faster when nanoscale arrays aren’t quite perfect.

    By Susan Milius
  4. Cosmology

    What detecting gravitational waves means for the expansion of the universe

    The latest LIGO signal proves that gravitational waves travel at the speed of light, ruling out a swath of cosmological theories in the process.