After all the controversy over the past few years about gain-of-function research on viruses, especially the Covid-19 virus, I thought this kind of work was on hold, at least in the U.S. Indeed, the ...

The National Institutes of Health is now examining whether experiments performed at Boston University should have triggered a federal review, the agency says, after scientists at the school tested ...

Gain-of-function experiments can help researchers get ahead of viruses naturally gaining the ability to infect people in the wild. But they're also used for many other areas of study within biology.

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 ...