News
- Tech
Diamond detectors
The quantum states of single diamond impurities work as magnetic sensors that could enable nuclear magnetic resonance to detect single atoms.
- Ecosystems
Predators return
Warming waters could push new predators into Antarctica's delicate ecosystems.
- Agriculture
Resistance to Bt crops emerges
Resistance to pest-killing cotton crops is spreading among one species of caterpillar, but techniques to prevent the spread of resistance appear to be working for five other species.
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Gene variants shield against depression
Some child-abuse victims possess specific variations in a stress-regulating gene that decrease their likelihood of developing moderate or severe depression as adults, a research team reports.
