Science News Roundup: Scientists Defend T. rex as Sole Species of Powerful Tyrannosaurus; Shake bacon? Belgian researchers study pigs’ response to music and more

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Here is a summary of current scientific news.

Shake bacon? Belgian researchers study pigs’ response to music

Belgian scientists are investigating a farmer’s claim that different styles of music affect the behavior of his pigs.

Piet Paesmans first noticed the phenomenon when his son started singing a tune in the barn during a slow insemination session. His sows looked excited and started wagging their tails.

Experimental chewing gum reduces Omicron in saliva; sexual dysfunction, hair loss among long COVID symptoms

Here is a summary of some recent studies on COVID-19. They include research that deserves further study to corroborate the findings and that has not yet been certified by peer review. Experimental chewing gum reduces Omicron particles in saliva

Scientists defend T. rex as the only species of powerful Tyrannosaurus

T. rex still reigns as king of the dinosaurs, according to scientists who on Monday argued against a controversial hypothesis put forward this year that the mighty meat-eater Tyrannosaurus should be recognized as three species, not just one. Seven research paleontologists https://link.springer.com/article/10.1007/s11692-022-09573-1 published Monday said a March study offered insufficient evidence to show there were three species of Tyrannosaurus based on fossils from the world’s most famous dinosaur, citing inappropriate statistical methods, limited comparative samples and faulty measurements.

(With agency contributions.)

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