Letters to the Editor
- Astronomy
Readers ponder mysterious origins of oxygen on comets and Earth
Readers pondered the origins of oxygen within a comet and during Earth's history.
- Science & Society
Aging, hominid ears, whales and more reader feedback
Readers offer their thoughts on how hominids heard, a biochemical switch for aging, one-way airflow in lungs and more from the October 31 issue.
- Science & Society
Reader favorites of 2015
Science News' online readership sometimes surprised us with their clicking habits this year.
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- Planetary Science
Bright minds, antineutrinos and more reader feedback
In the November 28, 2015, issue of Science News, readers discussed humanizing science, frog mating calls, antineurtrinos and Martian dust storms.
- Science & Society
Quantum spookiness, magnetic mysteries and more feedback
Letters and comments from readers on quantum spookiness, Earth's magnetic field, and more.
- Physics
Pentaquarks, locked-in syndrome and more reader feedback
Readers discuss pentaquark sightings, delightful diatoms and whether an ancient four-legged fossil was actually a snake.
- Cosmology
Complexity in the universe, hidden craters and more reader feedback
Readers discuss order and disorder in the universe, the languages of science communication and more.
- Anthropology
Immortality and more in reader feedback
This week in reader feedback: Immortality and tracing ancient humans.
- Humans
Moon bounces, bad spider leaders and more reader feedback
Readers debate faith's role in evolution, compare politicians to spiders and more.
- Astronomy
Lucy’s new neighbor, downloading New Horizon’s data and more reader feedback
Readers discuss why Pluto's data will take so long to get to Earth, the role the cerebellum plays in creative thinking and more.
- Neuroscience
Global warming unpaused, how space affects the brain and more reader feedback
A reader shares a story about Stephen Jay Gould, while others discuss how to protect the brain from radiation in space and whether 2014 was the hottest year on record.
