Are there lessons from Fibonacci ratios that could be used by engineers to improve fans blades for air movement, size HVAC ducts, or design economical mechanical systems?

Barely three years after a pandemic disrupted life around the globe, reports of avian influenza infections moving from birds into mammals are surfacing. 

Exposures in homes with intermittent peaks of NO2 have been associated with numerous concerns, including severe asthma in children and adults.

Understanding the drivers of biological aging may provide strategies to slow down the development of age-dependent chronic diseases.

Do we even know what ‘doing the right thing’ is anymore?

Turning down the thermostat will make the payer of the energy bill happy and decrease building carbon emissions if the fuel is petroleum based.  

Building management standards follow economic trends.

Maintaining IAQ to support beneficial microbes and diminish the presence of pathogenic ones provides each of us with the powerful, personalized medicine of a healthy microbiome.

Our moral imperative is to set health metrics as our constant to guide natural and mechanical HVAC settings.  

How can infectious and noninfectious diseases that spread through the air, are not fully controlled by individual behaviors, and affect “innocent bystanders” be contained to protect the health of the general public?