Kenneth R. Foster is a professor emeritus of bioengineering at the University of Pennsylvania.
We Don’t Need to Choose between Brain Injury and ‘Mass Hysteria’ to Explain Havana Syndrome
Puzzling Havana Syndrome injuries that have afflicted U.S. diplomats may have a more complicated explanation than solely pulsed microwaves or mass psychology
5G Is Coming: How Worried Should We Be about the Health Risks?
So far, at least, there’s little evidence of danger
The Philadelphia Yellow Fever Epidemic of 1793
One of the first major epidemics of the disease in the U.S., it devastated America's early capital. It also had lasting repercussions for the city and country
The Microwave Problem
Is exposure to low levels of microwaves a hazard? How strict should exposure limits be? These issues remain in dispute in part because some findings on the biological effects of microwaves are ambiguous