Scientists say they have shed new light on how bacteria protect themselves from certain phage invaders -- by seizing genetic material from weakened, dormant phages and using it to 'vaccinate' ...

H5N1 influenza is evolving rapidly, weakening the effectiveness of existing antibodies and increasing its potential threat to ...

JOFFE-BLOCK: One of the most prominent spreaders of that kind of propaganda was Robert F. Kennedy Jr., who's now Trump's secretary of Health and Human Services. A very real consequence of declining ...

In an interview with Fox News' Sean Hannity, Health and Human Services Secretary Robert F. Kennedy Jr. made several ...

Now, Johns Hopkins Medicine scientists say they have shed new light on how bacteria protect themselves from certain phage ...

The measles outbreak continues in the United States. We look at what kind of threats it presents, how long it might go on and how people can keep themselves safe.

Robert F. Kennedy Jr.’s failure to install a fellow vaccine critic to a key government post is testing the limits of how far ...

Courts Dig for Truth: The litigation unleashed by Trump’s second term, combined with the president’s distortions and lies, is ...

But something else has changed: the human immune system. "As we got infected by the virus — but also really importantly as we saw the vaccines roll out — that just built up immunity in the population, ...

The antibodies attach to a part of the virus that doesn't appear to mutate, potentially allowing them to work on multiple ...

The Centers for Disease Control and Prevention is initiating expanded research into understanding autism and its potential links with vaccines, a source familiar with the CDC’s planning said.