April 2021

Reinfection!

The news media tell us to beware of possible reinfection with the SARS-CoV-2 virus, the virus that causes the disease called COVID-19. The news also warns us we may become infected even after vaccination. Should we be surprised? If a microorganism, such as a virus, enters your body and reproduces, that is an infection, but […]

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Nuclear Family Emits Sub-Atomic Particles

“Rugged individualism” was a commonly-heard phrase in my youth. I don’t know about the rugged part, but the spirit of individualism was still strong when I was growing up in the 1950s . By individualism, people meant that individuals should be free to voluntarily interact with others, socially and economically, within the existing socioeconomic order.

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