Letters to the Editor

  1. Astronomy

    Wandering planets, the smell of rain and more reader feedback

    Readers consider how hard it would be to fashion Paleolithic tools, discuss what to call free-floating worlds and more.

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  2. Particle Physics

    Particle hunting in space, life in the urban jungle and more reader feedback

    Readers discuss wheat's journey to England, share stories about urban wildlife and more.

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  3. Animals

    Dealing with droughts, museums going digital and more reader feedback

    Readers share their experiences with dry weather in the U.S., discuss how humans mentally sort quantities and more.

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  4. Psychology

    Rethinking light’s speed, helping young adults with autism and more reader feedback

    Readers discuss the best ways to replicate findings in scientific studies, help teenagers with autism transition to adulthood, and more.

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  5. Computing

    Concerns about drones, how to hunt exoplanets and more reader feedback

    Readers discuss the potential impacts of human-made fliers and muse about the advantages a poker-playing computer program has over human opponents.

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  6. Earth

    Water’s unclear origins, shaky solutions to climate change and more reader feedback

    Readers discuss the pitfalls of carbon storage, whether a recent movie got Alan Turing's story right and more.

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  7. Earth

    Mineral hunting, mob math and more reader feedback

    Readers ask about Earth's most abundant mineral and discuss the notoriously unpredictable behavior of pedestrians.

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  8. Science & Society

    Smell circuitry, stalled stem cells and more reader feedback

    Readers discuss a journal's publishing practices, ask about the human sense of smell and weigh in on their favorite picks from our Top 25 stories of the year.

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  9. Neuroscience

    Feedback

    Readers discuss volcanoes and brain studies involving chocolate, and recommend some science-based options for game night.

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  10. Oceans

    Feedback

    Readers discuss oil spills, the dangers of fracking and what teams need to succeed on long space missions.

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  11. Health & Medicine

    Online favorites of 2014

    Science News' website traffic reveals the most-read news stories and blog posts of 2014.

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  12. Earth

    Feedback

    Readers comment on changing bird populations, question the usefulness of a new medical test and discuss the interesting physics behind rainbows.

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