The vital role of ventilation in the spread of COVID-19 has been quantified by researchers, who have found that in poorly-ventilated spaces, the virus spreads further than two meters in seconds, and is far more likely to ...
Soft Matter
Jan 19, 2021
0
324
The survival of pesky little flies in showers and other wet areas around the house, impervious to water droplets that may be larger than they are, comes down to more than quick reflexes. The insects have evolved a unique ...
Plants & Animals
Jan 19, 2021
1
63
Liquids are ubiquitous in Nature: from the water that we consume daily to superfluid helium which is a quantum liquid appearing at temperatures as low as only a few degrees above the absolute zero. A common feature of these ...
Quantum Physics
Jan 15, 2021
0
31
Liquid droplets have recently gained renewed attention as a simplified model for a variety of fascinating physical phenomena at the scale of the cell nucleus to stellar black holes. In a new report now published in Science ...
ETH Zurich researchers conducted an experiment to investigate the initial steps in the formation of aerosols. Their findings are now aiding efforts to better understand and model that process—for example, the formation ...
General Physics
Jan 14, 2021
0
24
Scientists have discovered what drives the delicate and complex microcosm of tiny terraces, pyramids and craters found on the surface of ice. These miniature structures, hidden beneath a thin premelting layer of water, develop ...
Materials Science
Jan 11, 2021
0
44
Supersolids are materials that are fluid and solid at the same time. Physicists from Innsbruck and Geneva have for the first time investigated what happens when such a state is brought out of balance. They discovered a soft ...
General Physics
Jan 4, 2021
0
91
Face masks reduce the risk of spreading large COVID-linked droplets when speaking or coughing by up to 99.9 percent, according to a lab experiment with mechanical mannequins and human subjects, researchers said Wednesday.
General Physics
Dec 23, 2020
21
6323
Simply wearing a mask may not be enough to prevent the spread of COVID-19 without social distancing.
Soft Matter
Dec 22, 2020
7
1800
Computational simulations have been used to accurately predict airflow and droplet dispersal patterns in situations where COVID-19 might be spread. In the journal Physics of Fluids, results show the importance of the shape ...
Soft Matter
Dec 15, 2020
7
3241
