Unvaccinated people are donating their bodies to the virus, allowing it to conduct gain-of-function experiments

Image: PIRO4D/Pixabay

Americans must rise above confirmation bias, groupthink, and tribalism

Image: Free-Photos/Pixabay

A scientist discusses Toxoplasma — a possible cause for the bizarre behaviors

Photo: Marc Piscotty/Stringer/Getty Images

A close look at why this old malaria drug could be promising for Covid-19

Photo: Gerard Julien/Getty Images

Bill Sullivan Jr

Bill Sullivan is the author of “Pleased to Meet Me: Genes, Germs, and the Curious Forces That Make Us Who We Are” (National Geographic Books).

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