Robert F. Kennedy Jr.'s record of questioning childhood vaccine safety came under fire from a key Republican at the Trump HHS pick's confirmation hearing.

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

Robert F. Kennedy Jr. was confronted with a number of his baseless claims and a vexing abortion issue. But Republican senators treaded lightly.

When the leaders of Meta, Google, Amazon and Apple were spotted together at church on the morning of Donald Trump’s inauguration, it was no accident.

What to know from Robert F. Kennedy, Jr.’s hearings before the Senate Finance Committee on Wednesday and the Senate Health, Education, Labor, and Pensions on Thursday.

While Mr. Kennedy, seeking the job of health secretary, has been vocal about vaccines and his desire to overhaul the nation’s diet, he has said very little about other issues.

The recent Senate confirmation hearings for Robert F. Kennedy Jr. presented a striking scene that would confuse a time traveler from 10 years ago. Democratic lawmakers took turns excoriating a man who once embodied their ideals. Sen. Bernie Sanders, seemingly grasping for gotchas, was reduced to questioning Kennedy about baby clothing merchandise.

Alexandra Sifferlin, a health and science editor for Times Opinion, hosted an online conversation on Wednesday with the Opinion columnist Zeynep Tufekci and the Opinion writers David Wallace-Wells and Jessica Grose about Robert F. Kennedy Jr.’s first of two confirmation hearings for secretary of health and human services.

Controversial HHS nominee RFK Jr. faced a series of tough questions from skeptical congressional Democrats, including Senator Bernie Sanders.

Robert F. Kennedy Jr., was pressed to clarify his views on vaccines, abortion and public health priorities in the first of two senate hearings as he tries to make the case to become President Donald Trump’s health secretary.

If confirmed as health secretary, Robert F. Kennedy Jr. would oversee the Food and Drug Administration and other agencies that issue key decisions for drug companies.

Kennedy Jr. earned more than $2.4 million as a consultant referring cases to the law firm Wisner Baum, government records show. Wisner Baum is suing Merck & Co. over allegations that the pharmaceutical company failed to properly warn patients about HPV vaccine risks.