Architect imagines BT Tower as pollutant-scrubbing haven

(Phys.org) —File under Big Idea. Use a city building to trap pollutants, clean the air, and convert car emissions into biofuel? An architect has such a concept. The idea is to attach a special carbon fiber and steel structure ...

Rare earths are vital, and China owns them all

Rare earths may not be on most investors' radars, but they are certainly in almost any high-tech item they use -- and in the world of rare earths, China is king.

A new catalyst for ethanol made from biomass

Researchers in the Pacific Northwest have developed a new catalyst material that could replace chemicals currently derived from petroleum and be the basis for more environmentally friendly products including octane-boosting ...

Ceramic foam cleans up exhaust gases

The introduction next year of the Euro 6 exhaust-gas standard means that catalytic converters will become more expensive, above all for diesel vehicles. Empa is working on a catalytic substrate made of ceramic foam which, ...

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