Letters to the Editor

Anthropology

Readers question hominid family tree

Readers sent feedback on hominid origins, fast cameras, slimy sea creatures and more.

Planetary Science

Readers intrigued by Mars’ far-out birth

Readers sent feedback on the Red Planet's formation, jumping genes and more

Climate

Readers question climate’s freshwater effects

Warming lakes, windmills for the Arctic, mosquito control and more in reader feedback.

Particle Physics

Readers puzzled by proton’s properties

Readers sent feedback on under-ice greenhouses in the Arctic, the Martian atmosphere and more.

Health & Medicine

Readers ponder the randomness of DNA errors

Readers sent feedback on cellular slip-ups, moon mayhem and more.

Health & Medicine

Readers concerned about cancer’s sugary disguise

Tricky cancer cells, brain-shaping smartphones, a cow-burying badger and more in reader feedback.

Animals

Readers bugged by wine-spoiling stinkbugs

Stinkbug hazards, Great Lakes invaders and more reader feedback.

Health & Medicine

Readers question mental health research

Maintaining mental health, protecting ocean critters and more in reader feedback.

Particle Physics

Readers question supernova physics

Star-destroying neutrinos, heart-hugging robots and more in reader feedback.

Animals

Readers dispute starfishes’ water-swirling abilities

Volcanic eruptions, fast-freezing water, starfish physics and more in reader feedback.

Quantum Physics

Readers amazed by Amasia

Quantum spookiness, shifting landmasses and more in reader feedback.

Health & Medicine

Readers respond to antibiotics, carbon bonds and more

Allergic overreactions, the possibility of silicon-based life and more in reader feedback.