A rich harvest, naturally
Zero budget, double profit: evidence grows for big gains from natural farming.
More power to them
Quadcopter flight endurance could benefit from a demonstrated surge of power and stability.
Quantum riddles
The physics is puzzling, but some enduring mysteries of quantum mechanics may be a bit closer to being solved.
Connect the dots
Ultrathin films made from tiny carbon quantum dots on a metal oxide conduct electricity at low temperatures.
Stock patterns
Hyperbolic geometry, used in the study of the brain, may provide stock traders an edge.
