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Articles on Sound

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The Rev. Philip Dinwiddie sings to a pre-recording of mass at St. James Episcopal Church in Grosse Ile, Michigan. Gregory Shamus/Getty Images

How the sound of religion has changed in the pandemic

A team of scholars have been documenting the sound of worship for six years. Since the lockdown, they have heard a different form of religious expression.
One of the Klasies River spinning discs and the replica built for the recording studio. Kumbani et al (2019), Journal of Archaeological Science: Reports

How our African ancestors made sound in the Stone Age

Working with bone artefacts from archaeological sites in South Africa's southern Cape region, we've been able to show that some implements might have been used for sound production in the past.
The crests (bright) and troughs (dark) of waves spread out after they were produced. The picture applies to both light and sound waves. Titima Ongkantong

A new type of laser uses sound waves to help to detect weak forces

Most people are familiar with lasers. But what about a laser made with sound rather than light? A couple of physicists have now created one that they plan to use for measuring imperceivable forces.
Excuse me! Photo by Natasha Kasim on Unsplash

Curious Kids: why are burps so loud?

As gas from your stomach comes up your food pipe, it makes the surface of the upper part of your oesophagus rattle and vibrate. It is a bit like windows that rattle during a windy storm.
Imagine this with a sound track – sunset near Turtle Rock, Joshua Tree National Park. NPS / Hannah Schwalbe

Listening to nature: How sound can help us understand environmental change

From bird songs to wind patterns, sound is a key but often underappreciated element of natural places. Learning how to listen to nature can alert us to changes in the environment before we see them.
Record companies released stereo demonstration albums that showcased how sound could move from left to right, creating a sense of movement. From the collection of Janet Borgerson and Jonathan Schroeder

How stereo was first sold to a skeptical public

Sixty years ago, stereo promised to forever change the way people listened to music. But how could record companies convince customers to buy a new record player, speakers and amplifier?

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