China's smog problem explained

A thick haze has this week smothered Beijing and surrounding areas, with tens of millions of people in northern China under severe pollution warnings.

How climate change fuels extreme heat

Heatwaves across Asia and beyond have already broken records this year, while the arrival of the El Nino climate phenomenon will mean even more extreme temperatures.

Systematically studying slippery surfaces

Betaines are materials with both a positively charged functional group and a negatively charged functional group linked by an alkyl chain spacer. This combination of functional groups causes betaines to strongly attract water, ...

An innovative air conditioning system enabling 27 percent savings

Tecnalia is leading the development of an innovative air conditioning system enabling savings of 27% to be made. The system that goes by the name Hybrid Liquid Desiccant System-HLDS combines the technology of liquid desiccants ...

Moisture-buffering plaster sucks up water vapour

Water vapour generated by cooking, taking a shower or drying damp clothes can condense on cold walls, encouraging the growth of mildew and microbes. The company Sto AG, in collaboration with Empa, has developed a special ...

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