All Stories by Jessica Shugart
- Life
Killer cells trained on leukemia may protect some people
Immune system seems to remember cancer in people who've never had it, a new study suggests.
- Life
Protein injection triggers vessel repair
Retina blood lines regrow when treated with angiopoietin-1, a new study suggests.
- Life
Mice lose cat fear for good after infection
Parasite carried by cats causes ill effects on rodents long after mice get over disease.
- Planetary Science
Cometlike crashes produce building blocks of life
Amino acids in collision residue support importance of extraterrestrial impacts.
- Animals
Humpbacks make a comeback in British Columbia
Whale numbers double at a feeding site in Canada.
- Earth
World’s largest volcano lurks beneath Pacific Ocean
The dormant behemoth may rival ones on Mars.
- Life
Many genes in dolphins and bats evolved in the same way to allow echolocation
Widespread changes scattered across the genomes of distantly related species cooperated to craft the trait.
- Life
A fight between gut parasites means a win for people
Worms and Giardia can antagonize each other in the human intestinal tract, study of people in the Amazon suggests.
- Animals
For sheep horns, bigger is not better
Trade-offs between studliness and survival keep less endowed sheep in the mix.
- Health & Medicine
Power of sugar may come from the mind
Only people who believe exertion zaps willpower get a boost from glucose.
- Climate
Flood damage to cost up to $1 trillion per year by 2050
Coastal cities with growing populations will be inundated by sea level rise.
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