When trying to understand the health of long-past populations, sometimes you have to rely on nothing but the bones. In anthropology, porous cranial lesions (PCLs) — areas of pitting on the roof of the ...

Gain-of-function research became controversial during the COVID-19 pandemic. But without it, “we’re just flying in the dark” when it comes to H5N1, said Felicia Goodrum, a molecular virologist at the ...