Earth
- Agriculture
Predators zoom in on lice-infested salmon
New research reveals another impact of fish farming on wild stocks.
- Humans
AAAS: Climate-friendly fish
Many intangibles determine how big — or small — the carbon footprint is of that fish you're thinking about eating.
- Health & Medicine
MRSA has its day in the sun
Beachgoers may be exposed to antibiotic-resistant microbe strain in sea and sand, but there appears to be no link to infection.
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- Climate
The hidden costs of better fuels
Whether crop-based biofuels will reduce greenhouse gas emissions depends on how, and where, they're grown.
- Planetary Science
Earth may be home to unearthly life
No need to look on other planets for new forms of life — weird life could exist right here on Earth.
- Humans
AAAS: March of the Hungry Penguins
Patagonian penguins have become sentinels of climate change and human impacts on the marine world.
- Agriculture
AAAS: Stress Can Make Plants More Nutritious
People who aren't veggie lovers might want to seek out types of produce that deliver an especially big nutrient bang for the gram.
- Space
Cosmic mystery
High-energy invaders from space could signal a nearby pulsar, or perhaps dark matter.
- Earth
First wave
The presidents of two island nations draft escape plans, anticipating sea level rise.
- Climate
Plumes of arctic haze traced to Russia, Kazakhstan
Smoke from forest fires, agricultural burning may be substantial part of springtime plumes.
- Chemistry
Supergoo Erases ‘Monument-al’ Nuclear Fallout
From disposable diapers comes a technology that can be used to extract radionuclides off of the porous surfaces of buildings.
