RFK Jr.’s Prescription for Bird Flu on Farms: Let It Spread

RFK Jr.’s Prescription for Bird Flu on Farms: Let It Spread

The health secretary has suggested allowing the virus to spread, so as to identify birds that may be immune. Such an experiment would be disastrous, scientists say.
What the Polio Vaccine Has Meant for Public Health

What the Polio Vaccine Has Meant for Public Health

A lawyer working with Robert F. Kennedy Jr. has asked the F.D.A. to withdraw approval of the current shot because it hasn’t been tested against a placebo. Scientists say such a test would be unethical.