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
The science of rainbows inspires new miniature laser technology
Mirrors are the technology behind modern lasers. New research shows that lasers can be made inside water droplets, using the reflective properties of water, write ROX MIDDLETON, LIAM SHAW and JOEL HELLEWELL
EVERY four years, each Olympic flame starts its life in a parabolic mirror in Greece, lit by reflection of the sun.
The curved sides of the mirror reflect light to the same point, intensifying the light so brightly that it can cause the torch to catch alight.
The same phenomenon was responsible when the concave face of a London skyscraper, nicknamed the “Walkie-Talkie,” concentrated the sun’s heat onto a luxury car parked below, melting parts of its metal and glass exterior.
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
JESSICA WIDNER explores how the twin themes of violence and love run through the novels of South Korean Nobel prize-winner Han Kang



