Mr. Kennedy, the scion of a Democratic dynasty and a prominent vaccine skeptic, faces questions from lawmakers as he seeks a job with vast authority over the lives of Americans.

Kennedy’s penchant for embracing conspiracy theories threatens to erode trust in public health initiatives and reverse decades of progress in combating preventable diseases.

For the first time in modern American history, a skeptic of medical research could be responsible for safeguarding public health.

Robert F. Kennedy Jr. has said vaccines are not safe. His support for abortion access has made conservatives uncomfortable.

In a letter to senators, Caroline Kennedy etches a damning sketch of her cousin, the latest condemnation Robert F. Kennedy Jr. has received from members of his family.

President Trump on Thursday ordered the declassification and release of long-secret files on the assassinations of President John F. Kennedy, his brother Robert F. Kennedy and civil rights leader

(THE CONVERSATION) The many controversial people appointed to the Trump administration, from Elon Musk to Robert F. Kennedy Jr., have at least one thing in common: They dislike and distrust experts.

Republican Louisiana Sen. Bill Cassidy has scheduled the first public hearing for Robert F. Kennedy Jr., President Donald Trump's controversial nominee for secretary of the U.S. Department of ...