The European Commission proposed on Thursday broadly tighter limits for vehicle emissions of harmful nitrogen oxides and particulates, including new standards for pollution from brakes and tyres. …

When he cofounded the startup Helios four years ago, Jonathan Geifman was focused on space travel, not climate change. But as his team worked on one challenge—how to produce oxygen on the moon—they…

A new study blames pollution of all types for 9 million deaths a year globally, with the death toll attributed to dirty air from cars, trucks and industry rising 55% since 2000. That increase is…

Nanotechnology is spurring a new industrial revolution. The process of engineering materials on an incredibly small scale (a human hair is about 80,000 nanometers wide) has led to advancements in…