Bird Flu Is Back in the US. No One Knows What Comes Next
The fast-moving pathogen, which has already invaded Europe, was found in East Coast ducks. The last outbreak that tore through the US killed 50 million ..
The fast-moving pathogen, which has already invaded Europe, was found in East Coast ducks. The last outbreak that tore through the US killed 50 million ..
A “universal” shot would protect against every branch of Covid’s viral family tree—even future ones. But getting there won’t be easy. ..
The “hygiene hypothesis” says early contact with microbes trains our immune systems. But what happens after a year of distancing? ..
The 2019–20 flu season basically didn’t happen. Same for a couple other respiratory viruses. But that could make future seasons worse. ..