Waste Management
May we have some ore?
Urban miners prospect for gold, and more, from India's burgeoning e-waste.
World of research: July 2026
A round-up of some recent striking studies.
Fields of green
Tech start-ups mine a spectrum of plant waste for profits and planetary good.
Enzymes and energy
Researchers are looking at cheaper power, better drug delivery, and breaking down plastic on an industrial scale.
Oil's well that ends well
Used cooking oil is a renewable starting material for polymers.
