Turbines are being designed to run at higher temperatures to improve fuel efficiency. Advances in cooling techniques rely heavily on laser technology, not just in making jet engines but also in monitoring air flow, as Jessica Rowbury discovers

Greg Blackman on the laser technology for cutting toughened display glass, as well as the various techniques for glass engraving

Tim Gillett discovers how French laser company Quantel has survived and thrived since its formation in 1970