The brain has a rhythm, and scientists have used it and scientific advances to play one of the popular group’s iconic songs to learn more about how we interpret sounds.
The brain perceives our favorite songs in amazing ways. Recent research has taken a remarkable new step toward understanding this. Scientists were able to reproduce a fragment of the Pink Floyd song “Another Brick in the Wall, Part 1” simply by observing brain activity. Medical News writes about the gray composer’s fluid.
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In a unique study that combined science and art, scientists worked with 29 patients by placing 2,668 tiny electrodes on the surface of their brains. When patients simply listened to a Pink Floyd song, these sensors recorded brain activity. From this huge amount of data, the researchers selected information from 347 electrodes, which became the “golden notes” for playing the song. Although the recreated melody was similar to the original, it wasn’t perfect. You can compare it to listening to a song on an old radio – you get the gist, but some details sound strange.
Even more surprising is the fact that experts have reconstructed language from brain signals in the past. However, this is the first time that an entire song, which has a more complex structure, has been reproduced in this way.
Research has shown that listening to music engages both sides of the brain – the left and right hemispheres. However, an area called the superior temporal gyrus (STG), located above and behind the ears, plays an important role in understanding music. The part on the right is particularly active. Interestingly, the left side is more active in speech perception.
But like everything, life requires balance. If you add too many electrodes, the quality of the song will decrease. The study also found that after about 37 seconds of recording, they were able to predict the activity of the rest of the brain with 80% accuracy.
Now let’s find out why this experiment was carried out and what it means for science. Imagine a world where people who cannot speak due to various illnesses can communicate through music. This research is a step toward improving brain-computer interfaces. Currently, devices that convert brain activity into speech can sound robotic. Introducing musical elements can make such communication more natural by adding color through tonalities. Additionally, this study may be useful for people with auditory processing disorders because it provides insights into how their brain processes sounds.
While the results are astonishing and give millions of people hope for the future, there is still much to learn. Scientists can expand their research by studying other areas of the brain, adjusting the patterns they use, and observing the behavior of people who listen to music. But this is another reminder of how important music is in our lives, even for the unfortunate people who are unable to hear it.
Previously focus wrote about why we can still remember the lyrics to some songs even after decades. Researchers have discovered how music and rhythm help us remember the lyrics to songs we haven’t heard in years.
Also focus wrote about the fascinating mystery of sad music and our desire for it. According to some scientists, these tunes don’t bring us down; Rather, they bring us closer to the collective human experience.
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