Physics of Fluids

Filter by Journal:

Artificial Stomach Reveals Fluid Dynamics of Food Digestion

WASHINGTON, August 3, 2021 — In efforts to fight obesity and enhance drug absorption, scientists have extensively studied how gastric juices in the stomach break down ingested […]

Polymers in Meteorites Provide Clues to Early Solar System

WASHINGTON, June 29, 2021 — Many meteorites, which are small pieces from asteroids, do not experience high temperatures at any point in their existence. Because of this, […]

Turning Plastic into Foam to Combat Pollution

WASHINGTON, June 29, 2021 — Biodegradable plastics are supposed to be good for the environment. But because they are specifically made to degrade quickly, they cannot be […]

Butterfly Effect Can Double Travel of Virus-Laden Droplets

WASHINGTON, June 29, 2021 — Computer simulations have been used with great success in recent months to visualize the spread of the COVID-19 virus in a variety […]

Fuel Flow, Heat Fluctuations Drive Dangerous Oscillations in Rocket Engines

WASHINGTON, June 22, 2021 — Combustion engines can develop high frequency oscillations, leading to structural damage to the engines and unsafe operating conditions. A detailed understanding of […]

Tree Pollen Carries SARS-CoV-2 Particles Farther, Facilitates Virus Spread

WASHINGTON, June 22, 2021 — Most models explaining how viruses are transmitted focus on viral particles escaping one person to infect a nearby person. A study on […]

First Wave COVID-19 Data Underestimated Pandemic Infections

WASHINGTON, June 22, 2021 — Two COVID-19 pandemic curves emerged within many cities during the one-year period from March 2020 to March 2021. Oddly, the number of […]

Normal Breathing Sends Saliva Droplets 7 Feet; Masks Shorten This

WASHINGTON, June 9, 2021 — The World Health Organization and the Centers for Disease Control recommend keeping a certain distance between people to prevent the spread of […]

Box Fan Air Cleaner Greatly Reduces Virus Transmission

WASHINGTON, May 11, 2021 — Improved ventilation can lower the risk of transmission of the COVID-19 virus, but large numbers of decades-old public school classrooms lack adequate […]