Background: Primary care physicians, who manage the care of most children with asthma, often do not optimally assess disease control, prescribe asthma controller medications, or provide family asthma ...

A laser is usually constructed from two basic elements: a material that provides optical gain through stimulated emission and an optical cavity that partially traps the light. When the total gain in ...

Ramy Shelbaya – co-founder and chief executive of UK firm Quantum Dice – talks to Anna Demming about how the company is using ...