sound

Trump makes weird noises during South Carolina, Iowa rallies; social media users baffled by eugh sound

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President Donald Trump appeared to make guttural sounds when speaking in South Carolina and Iowa. (AP)

President Donald Trump appeared to make ‘weird sounds’ when speaking at rallies in South Carolina and Iowa. Several social media users shared videos of his speech flagging the strange noises the Republican appeared to be making. President Donald Trump appeared to make guttural sounds when speaking in South Carolina and Iowa. (AP) The Independent also … Read more

Wild blacktip sharks can hear sounds from nearly 250 feet away and pinpoint where they come from; Florida experiments reveal how the predators locate sound underwater

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Wild blacktip sharks can hear sounds from nearly 250 feet away and pinpoint where they come from; Florida experiments reveal how the predators locate sound underwater

Wild blacktip sharks may have a more sophisticated sense of hearing than scientists previously realised. A study by researchers at Florida Atlantic University found that free-swimming sharks can detect low-frequency sounds from as far as 74 metres, or roughly 243 feet, away and respond by turning sharply away from the source. The findings were reported … Read more

Meet Ankith Burki, the Indian-origin San Jose seventh-grader who used low-frequency sound to boost an atmospheric water generator’s output by 117% and reached a national STEM final

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Meet Ankith Burki, the Indian-origin San Jose seventh-grader who used low-frequency sound to boost an atmospheric water generator’s output by 117% and reached a national STEM final

Ankith BurkiPhoto: Society for Science For Ankith Burki, the global water crisis was not an abstract classroom topic but a challenge worth trying to solve. The seventh-grader from BASIS Independent Silicon Valley in San Jose designed an atmospheric water generator that pulls moisture from humid air, then tested whether sound could make it more effective. … Read more

In 1990, mining stopped at a 55-metre-deep Swedish limestone quarry; a year later, an opera singer discovered its remarkable natural sound, and it became Dalhalla, now drawing 100,000+ visitors each summer

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In 1990, mining stopped at a 55-metre-deep Swedish limestone quarry; a year later, an opera singer discovered its remarkable natural sound, and it became Dalhalla, now drawing 100,000+ visitors each summer

55-meters-deep Swedish limestone quarry When mining stopped at an isolated limestone quarry in central Sweden in 1990, the local area was left with a 55-metre-deep industrial pit cut into the pine forests outside Rättvik. Just a year later, a former opera singer discovered that the abandoned quarry had remarkable natural acoustics. Today, the former mining … Read more