Letters to the Editor

  1. Readers ask about the moon’s slow escape from Earth and more

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  2. Blue jet lightning

    These are the most-read Science News stories of 2021

    Science News drew over 21 million visitors to our website this year. Here’s a rundown of the most-read news stories and long reads of 2021.

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  3. Readers ask about the James Webb Space Telescope and cosmic cannibalism

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  4. Readers react to surfing protons, the origins of humans and more

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  5. Readers weigh in on nuclear fusion, paths to the good life and more

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  6. Readers discuss Pluto’s planetary status, balding black holes and more

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  7. Readers discuss ‘uniquely human’ DNA and Mars’ volcanic activity

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  8. Readers discuss corn debris biofuel, the color of ancient Mars’ oceans and more

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  9. Readers weigh in on deer-vehicle collisions, mouse sperm in space and more

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  10. Readers discuss the 1921 Tulsa race massacre, zombie fires and more

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  11. Readers weigh in on the Brazil nut effect, clock entropy and more

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  12. Readers react to birds colliding with wind turbines, mysterious muons and more

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