Research fellows from Nanyang Technology University checking sound level passing through the window of a mock-up room in Singapore. — AFP
Sick of noise from construction work, speeding trains and car alarms flooding in through the open window of your tiny apartment in a crowded metropolis?
Scientists believe they have found a way for city dwellers to let in fresh air while reducing the urban cacophony – and it is a bit like popping massive, noise-cancelling headphones onto your flat.
