Jessica Rowbury speaks to Professor Huiyun Liu and Professor Alwyn Seeds from University College London, who are part of a research team that has developed the first reliable laser grown on silicon

Current developments in research-grade lasers are increasing the power, compressing the pulses, and exploring new wavelengths. Russ Swan reviews a technology that is answering fundamental questions about the universe

With the launch of the Oculus Rift and Microsoft's HoloLens in March, user adoption of virtual and augmented reality devices is set to increase. Jessica Rowbury looks at how optical modelling is aiding the development of VR and AR systems

Andy Extance investigates the new sources that could broaden adoption of terahertz imaging