All Stories
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- Environment
Feedback
Readers respond to "Solving soot," trade-offs of horn size for male Soay sheep and the huge galactic explosion story from 50 years ago.
- Physics
Oldest pitch-drop experiment
The allure of pitch — a black tarlike hydro-carbon by-product of distilling petroleum, wood or coal — comes from its split personality: It shatters from a quick hit with a hammer, but flows if set aside for long periods.
- Life
Good news for giant pandas
The animal’s immune system has higher than expected genetic diversity, which could lead to better breeding programs.
- Health & Medicine
Infant digestive problem more likely with formula
Hypertrophic pyloric stenosis, which causes forceful vomiting, is more common in babies not breast-fed.
- Genetics
Groovy surface changes cells’ state
Physical cues may be as important as chemical ones when trying to revert mature cells to stem-cell-like ones.
- Agriculture
Fertilizer has staying power
Nitrogen-based fertilizer may remain in the soil for eight decades, complicating efforts to reduce pollution from runoff into rivers.
- Life
Lab-grown hair offers early hope
Specific growth conditions could be the key to treating receding hairlines and bald spots, a new study suggests.
- Quantum Physics
Heisenberg’s instinct was accurate
Scientists develop mathematical proof of quantum physics feature first suggested more than 80 years ago.
- Health & Medicine
Seek Meningitis Vaccine
Excerpt from the November 9, 1963, issue of SCIENCE NEWS LETTER.
- Animals
The colorful lives of squid
Your calamari, it turns out, may have come from a temporary transvestite with rainbows in its armpits.
- Planetary Science
A grander canyon on Mars
Hebes Chasma, a huge trough on Mars, reflects the Red Planet’s tumultuous and varied past.
