Engineering publications brought to you by Mark Allen

Electronics

Power Felt can convert heat into an electrical current

Team moves towards all-fibre optical comms network

Mobile device could help drug users modify their behaviour

Company looks to reduce bulk of soldiers' comms systems

Transistor comprises a single atom within a silicon crystal

Oral device could give spinal patients more independence

Sensor offers diagnostic data on recent orthopaedic surgery

Global-positioning system uses cameras instead of satellites

McLaren Applied Technologies chief Geoff McGrath

Researchers trial microchip that administers drugs

An insight into driverless car technologies

BAE Systems reports drop in sales of 14 per cent for 2011