Bird flu infections have been rare among people, but the pathogen is evolving, which has scientists worried about a possible ...

More than 100 federal scientists who track bird flu, including vaccine and food safety experts, have been laid off. This ...

De Loera-Brust of the United Farm Workers emphasised the universal nature of the health threat: "Every time a worker gets sick, you're rolling the dice, so it's in everyone's interest to protect them.

Johns Hopkins has created a Model Clean Indoor Air Act that unions might help push across states. There’s work that remains.