Ortis discovers how smart fabrics can stop drivers from nodding off and spot the onset of diabetes. Jon tests three coffee machines costing £100, £600 and £3,500 respectively. With the same high-quality beans going in, will the gizmos make any difference to the end product?

Jon Bentley tests a new 4k Blu-ray format against its streaming equivalent. Ortis Deley helms a fire engine with the power to reduce the temperature of a burning building from 700C to 7C in just 6 seconds. Plus, Georgie Barrat takes Monkey Tree FC to the FA's hi-tech training facility.