Teachers wearing wireless microphones that amplify their voices could be one solution to ensuring children can hear — and saving teachers’ voices from strain, particularly in the pandemic.
Arctic cod are key prey for seals, whales and seabirds. What happens when ship noise drives them away?
The benefits of ‘superblocks’ for Barcelona include better health, access to green space and other public space, and more transport-related physical activity.
Orbon Alija/iStock
The Spanish city is remaking urban neighbourhoods by limiting through traffic in superblocks that give priority to pedestrians and street activities, not cars.
Recent advances in technology and new trends in commercial air travel could make supersonic flight economically viable. But regulations will have to change first.
Monasticism developed, in part, because people were seeking silence.
Mario Mifsud
Monasticism developed in part because people were seeking the solace of quiet places But finding solitude was a struggle. And many realized that true silence could be found only within.
It’s going to get loud.
Alexey Laputin/Shutterstock.com
An AC/DC-loving biologist tests the band’s 1980 assertion that “rock ‘n’ roll ain’t noise pollution.” Turns out it can be – and the negative effects of noise can ripple through an ecosystem.
Living alongside humans gets noisier all the time.
Katrina Burgers/Shutterstock.com
From the oil that makes your petrol, to car parts, to the groceries and other things in your weekly shop, retail consumerism is driving a boom in the amount of noise in the world’s oceans.
In our increasingly noisy world, how do you make sure that your voice is heard? If you’re a bird, that depends on the type of noise and what you’re trying to say.
Under the El tracks, downtown Chicago.
Franck Michel
New research shows that noise pollution in US cities is concentrated in poor and minority communities. Beyond regulating airplane noise, the US has done relatively little to curb noise pollution.
An F/A-18 Hornet breaking the sound barrier.
Wikimedia Commons
Fly-bys by RAAF Super Hornets and army helicopters are a noisy finale to the Brisbane Festival. While many find this sound awe-inspiring, what of those with lived experience of war?