Letters to the Editor

  1. Tech

    Readers respond to classroom robots, soil erosion and more

    Readers had comments and questions about robots in classrooms, benzodiazepines and more.

    By
  2. Astronomy

    Readers have questions about Ultima Thule, thirsty plants and vitamin D

    Readers had comments and questions about Ultima Thule, photosynthesis and more.

    By
  3. Life

    Readers ponder mitochondria, Neandertal diets, deep sea corals and more

    Readers had questions about mitochondrial DNA, Neandertal diets, deep ocean corals and more.

    By
  4. Artificial Intelligence

    Readers marvel at AI, space missions and wombat poop

    Readers had comments and questions about defining artificial intelligence, the New Horizons space mission and more.

    By
  5. Health & Medicine

    Readers have questions about Parkinson’s disease, moth wings and more

    Readers had questions about Parkinson’s disease, the new definition of a kilogram’s mass, Saturn’s moon Dione and more.

    By
  6. Particle Physics

    Readers ask about electrons’ roundness, a science board game and more

    Readers had questions about electrons’ roundness, a camera that measures light intensity in decibels and more.

    By
  7. wombat
    Astronomy

    These are the most-read Science News stories of 2018

    From male birth control to wombat poop, Science News online readers had a wide variety of favorite stories on our website.

    By
  8. Physics

    Readers inquire about a Neptune-sized moon, nuclear pasta and more

    Readers had questions about a Neptune-sized moon, nuclear pasta and the search for extraterrestrial life.

    By
  9. Science & Society

    Readers react to the SN 10 and Jocelyn Bell Burnell

    Readers expressed their thoughts about the SN 10 scientists, Saturn's hexagons and Jocelyn Bell Burnell.

    By
  10. Materials Science

    Questions about toxic red tides, and more reader feedback

    Readers had inquiries about a new deicing material, harmful algal blooms and more.

    By
  11. Astronomy

    Readers wonder about a hydrogen wall, pig lung transplants and more

    Readers had questions about a glow at the edge of the solar system, pig lung transplants, the use of the word promiscuous and more.

    By
  12. Planetary Science

    Readers contemplate water on Mars and more

    Readers had questions about the significance of finding water on mars, air pollution from wildfires and spray-on sensors.

    By