Teachers tend to spend more time speaking than most professionals, putting them at a greater risk for hurting their voices - they're 32 times more likely to experience voice problems,…
Engineers at Purdue University are creating a wireless device designed to be injected into tumours to tell doctors the precise dose of radiation received and locate the exact position…
In radiation protection the motto is: As little radiation as at all possible! Whoever wants to convert this to action, however, must first know how high the current radiation exposure…