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#1 out of 183.33%
5h ago
Nature Might Pulse to a Universal Rhythm – 2 Beats Per Second
- A cross-species analysis shows signals from insects to mammals cluster around 0.5–4 Hz, including humans.
- The strongest neural response to pulsed signals occurred near 2 Hz in a computer model.
- Researchers say the 2 Hz tempo may resonate with the brain, aiding attention and perception.
- The study used published signals from xeno-canto and samples across multiple animal groups to map tempos.
- Experts caution that millions of species exist; 74 studied signals are only a fraction of diversity.
- The finding suggests a potential shared rhythm in nature that warrants further study.
- The work was published in PLOS Biology, indicating peer-reviewed validity.
- The study spans signals from fireflies, crickets, frogs, birds, fish, crustaceans, and mammals.
- The researchers propose a baseline tempo for attention with content layered on top, like notes following a beat.
- The study used a neural circuit model to test responses to different pulsed periods.
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