Risk of viral airborne transmission peaks within 5 seconds of face-to-face encounters

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Risk of viral airborne transmission peaks within 5 seconds of face-to-face encounters
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Researchers visualized and measured the flow field of aerosol particles derived from exhaled air and examined the risk of viral exposure during face-to-face encounters, such as while walking, jogging, running, or sprinting.

Orchestral ensembles have faced many challenges when starting to perform again during the COVID pandemic, and contamination is a chief concern: specifically, whether wind instruments are vectors of ...

Until now there has been no clarity on how exercise intensity affects the emission and concentration of aerosol particles in exhaled air. With a new experimental setup, researchers have shown that ... Researchers have developed a desktop air curtain system that blocks all incoming aerosol particles. An air curtain, or air door, is a fan-powered ventilation system that creates an air seal over an ...

A new study has found that face masks, so prevalent during the pandemic, do present a challenge for face identification but that it is only slightly harder to recognize a face behind a mask than a ...Mummified Feces Reveals Pre-Columbian Cultures of the Caribbean Consumed a Diversity of Plants

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