Engineering

Clever coating turns lampshades into indoor air purifiers

Indoor air pollution may have met its match. Today, scientists will report that they have designed catalyst-coated lampshades that transform indoor air pollutants into harmless compounds. The lampshades work with halogen ...

Energy & Green Tech

'AirBubble' offers respite from Warsaw pollution

At a new playground in central Warsaw, algae feast on pollutants and carbon dioxide to provide a bubble of clean oxygen in a city ranked as one of the most polluted capitals in the EU.