A measles outbreak in Texas has jumped from two cases among unvaccinated children to 48. With childhood vaccine hesitancy on ...

How a “history of the female body” speaks to similarities and differences between the sexes.

The D1.1 strain has been linked to two severe human infections: a teenager in British Columbia who was hospitalised in critical condition last fall but later recovered, and a senior in Louisiana who ...

Get Instant Summarized Text (Gist) The dengue virus uses its envelope protein to capture human plasmin, enhancing the permeability of the mosquito midgut and facilitating infection. This ...

As humans grew more proficient with visual and ... and are important for ear wiggling,” study first author Andreas Schröer of Saarland University in Germany, said. “These muscles ...

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An older man presses his fingers to the side of his head, next to his ear. To test whether humans still use auricular muscles — which once helped move our primate ancestors’ ears to funnel sound — ...

Does this increased muscle activity help modern humans hear better? Probably not. "The ear movements that we have been studying are probably too tiny to have any effect on hearing," Hackley said.

These auricular muscles helped change the shape of the pinna, or the shell of the ear, funneling sound to the eardrums. Millions of years ago, our ancestors stopped using them, so humans ...

A study shows that vestigial ear muscles activate when humans listen intently, mirroring how animals move their ears to locate sounds. Using electromyography, researchers found that these muscles ...