Fish, Seaweed Inspire Slippery Surfaces for Ships
WASHINGTON, September 15, 2020 — Long-distance cargo ships lose a significant amount of energy due to fluid friction. Looking to the drag reduction mechanisms employed by aquatic […]
Recharging N95 Masks for Continued Usage
WASHINGTON, September 8, 2020 — N95 masks are a critical part of the personal protective equipment used by front-line health care workers. These masks achieve 95% efficiency […]
Face Shields, Masks with Valves Ineffective Against COVID-19 Spread
WASHINGTON, September 1, 2020 — As countries around the world experience a steep surge in COVID-19 infections, face masks have become increasingly accepted as an effective means […]
Effectiveness of Cloth Masks Depends on Type of Covering
WASHINGTON, August 25, 2020 — Months into the COVID-19 pandemic, wearing a mask while out in public has become the recommended practice. However, many still question the […]
Polymers Prevent Potentially Hazardous Mist During Dentist Visit
WASHINGTON, August 25, 2020 — Researchers at the University of Illinois at Chicago couldn’t stop thinking about the spinning, vibrating tools in a dentist’s office that turn […]
Humid Air Can Extend Lifetime of Virus-Laden Aerosol Droplets
WASHINGTON, August 18, 2020 — The novel coronavirus that causes COVID-19 is thought to spread through natural respiratory activities, such as breathing, talking and coughing, but little […]
Using A Public Restroom? Mask Up!
WASHINGTON, August 18, 2020 — Think you don’t need to worry about COVID-19 while using a public restroom? A group of researchers from Yangzhou University in China […]
Masks, PPE Materials Should Be Hydrophilic
WASHINGTON, August 11, 2020 — Since the COVID-19 virus spreads through respiratory droplets, researchers in India set out to explore how droplets deposited on face masks or […]
Using Physics to Improve Root Canal Efficiency
WASHINGTON, August 11, 2020 — Scientists used computational fluid dynamics to determine the effect of temperature on root canal cleaning efficiency. Higher temperatures can, to a point, […]