Urban light pollution: why we're all living with permanent 'mini jetlag'
Studies show that exposure to light after dusk is quite literally unnatural, and may be detrimental to health. Do we need 24/7 garages, supermarkets and TV – or should the city that never sleeps be put to bed? Astronomer Dr Jason Pun of the Hong Kong University department of physics has been studyi...Continue reading
Tagged in: health health dangers light light bulbs light pollution