SOLOMON HUGHES recommends Sunjeev Sahota’s recent novel set in a trade union election campaign for its fresh approach to what unites and divides workers, but wishes the union backdrop was truer to life
Defining the kilogram: a massive question
The International Prototpe of a Kilogram is getting old and fat, 130 years and 50 micrograms overweight to be precise. But how to replace it? SCIENCE AND SOCIETY explain
HOW much is one kilogram? The answer, it turns out, is “about one kilogram…but not quite.” In just a few months, the definition of 1kg will be fundamentally changed, thanks to an international conference of scientists in Paris last November.
The International Prototype of a Kilogram
Defining 1kg might seem like an abstract philosophical question, but it’s also a practical one. When Marx wrote Das Kapital, he explained “A sugar-loaf being a body, is heavy, and therefore has weight: but we can neither see nor touch this weight” (Chapter 1). To weigh anything requires a system of standards for measurement.
Similar stories
Peter Mitchell's photography reveals a poetic relationship with Leeds
Ben Cowles speaks with IAN ‘TREE’ ROBINSON and ANDY DAVIES, two of the string pullers behind the Manchester Punk Festival, ahead of its 10th year show later this month
This is poetry in paint, spectacular but never spectacle for its own sake, writes JAN WOOLF
RON JACOBS welcomes the long overdue translation of an epic work that chronicles resistance to fascism during WWII



