Rare-earth magnet recycling could reduce the need to mine for more resources, leading to more sustainable data centers.

Liberté, égalité, reparabilité.

Photovoltaic panels are a boon for clean energy but are tricky to recycle. As the oldest ones expire, get ready for a solar e-waste glut.

Electric-vehicle makers hope to roll out super-long-lasting batteries. That raises interesting questions about resources, performance—and a battery’s second act.

During the Covid-19 pandemic, more people than ever are buying online to stock their pantries. What kind of carbon footprint is all that home delivery leaving behind?