Author: MADHUBALA JHA

Sounds reach one of our ears first and then the other. The time delay in between is too short for us to perceive but it is long enough for the brain to process to determine the source of the sound. This deceptively simple feat is denied to frogs, lizards and birds because the distance between…

Light is at the core of much of what astronomers do — light scattered, absorbed and re-emitted in clouds of gas and dust. And Dr Charlie Jeynes knows that light is also at the core of a diverse range of medical advances, like measuring “blood oxygenation in premature babies, or treating port-wine stains with lasers”….