Cool and accurate: An NPL researcher standing over one of their cryogenic current comparators. (Courtesy: NPL) Researchers in the UK have produced the most accurate cryogenic current comparator – a ...

Journal of Epidemiology and Community Health (1979-), Vol. 72, No. 7 (July 2018), pp. 559-563 (5 pages) Comparative population health studies are becoming more common and are advancing solutions to ...

It’s relatively easy to follow the building lifecycle as a step-by-step guide for discussing sustainability. In fact, that’s exactly what I’ve done in this Sustainability by Design series. Here, in ...

Four different class measures (social groups, a socioeconomic classification, a measure by Erik Olin Wright, and a structural class concept) were applied on a gross material of 3 252 persons ...