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Chimpanzee’s Drum Solo Gives Rays of Music’s Origins | Sci news

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Ayumu made his own long multi-piece instruments by drumming, pulling and throwing. Analysis of the transitions and rhythms revealed a random sequence that resembles a pant-hoot structure, mostly isochronous timing, and a steady tempo when using the instruments more than the body. Expressions accompanied by a playful face and quiet clenched teeth suggest arousal and positive influence, which supports the idea that an emotional voice can be expressed externally through the sound of instruments. Image credit: Hattori et al., doi: 10.1111/nyas.70239.

Researchers who have analyzed dozens of spontaneous performances of a captive male chimpanzee called Ayumu say the animal’s steady rhythms and ‘facial play’ suggest how ancient humans might have turned vocal sensations into musical sounds. Ayumu made his own long multi-piece instruments by drumming, pulling and throwing. Analysis of the transitions and rhythms revealed a … Read more

Atmospheric conditions prevent the sperm from reaching the egg

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Atmospheric conditions prevent the sperm from reaching the egg

There are questions about reproduction beyond Earth Australian scientists simulated microgravity in the laboratory The sperm system was disrupted, fertilization improved Prolonged microgravity hindered embryo development WASHINGTON, March 30 (Reuters) – As mankind continues to achieve the goal of establishing a long-term presence on the moon and Mars, the question of whether reproduction is possible … Read more