Battery-free devices? Are they possible?

Battery-free devices? Are they possible?

Every unplugged electrical device needs a battery to power its existence. Battery technology has been struggling with the increasing demands for small scale energy storage. This often limits the use, miniaturisation, and the applicability of devices. So, instead, what...
High-performance decision-making

High-performance decision-making

Dr Katharina Hauck Reader in Health Economics, School of Public Health The decisions that policy-makers take often command substantial resources and can profoundly shape the lives of the people they govern. When it comes to visionary aims, such as improving the health...