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South Africa Built a Medical Research Powerhouse. Trump Cuts Have Demolished It.

The budget cuts threaten global progress on everything from heart disease to H.I.V. — and could affect American drug companies, too.

© Gulshan Khan for The New York Times

In Johannesburg, the hallways of a once-bustling center of medical research have fallen silent.

Kennedy’s New Vaccine Advisers Helped Lawyers Raise Doubts About Their Safety

Three of the health secretary’s picks to replace fired members of an influential panel that sets U.S. vaccine policies have filed statements in court flagging concerns about vaccines.

© Haiyun Jiang for The New York Times

Mr. Kennedy said the new vaccine panelists would “exercise independent judgment” and “review safety and efficacy data for the current schedule” of vaccines.

Mpox Surges in Sierra Leone

West African nations are struggling to track and treat infections, and experts warn the outbreak is rapidly spreading, while the United States is cutting global vaccination efforts.

© Patrick Meinhardt/Agence France-Presse — Getty Images

Freetown, the capital of Sierra Leone.

RFK Jr. Announces Eight New Members of CDC Vaccine Advisory Panel

The health secretary promised not to pick “anti-vaxxers.” But some public health leaders accused him of breaking his word.

© Haiyun Jiang for The New York Times

Health Secretary Robert F. Kennedy Jr. in Washington in May.

RFK Jr. Announces Eight New Members of CDC Vaccine Advisory Panel

The health secretary promised not to pick “anti-vaxxers.” But some public health leaders accused him of breaking his word.

© Haiyun Jiang for The New York Times

Health Secretary Robert F. Kennedy Jr. in Washington in May.

Kennedy Announces Eight New Members of C.D.C. Vaccine Advisory Panel

The appointments of at least two of the experts are likely to draw an uproar from pro-vaccine groups for their criticism of federal scientists and the Biden administration’s Covid vaccine policies.

© Haiyun Jiang for The New York Times

Health Secretary Robert F. Kennedy Jr. in Washington in May.

Party Politics Is Said to Have Played a Role in Kennedy’s Firing of Vaccine Advisers

The health secretary cited financial conflicts, but a White House official and someone familiar with his thinking said he was also concerned about ties to Democrats.

© Eric Lee/The New York Times

Robert F. Kennedy. Jr., the health secretary and a longtime critic of vaccines, during a House hearing last month.

Used in Covid Shots, mRNA May Help Rid the Body of H.I.V.

A new study shows how the technology deployed in Covid vaccines helped scientists coax the virus out of hiding.

© NIBSC/Science Source

Colored scanning electron micrograph of a whole T-lymphocyte white blood cell infected with the H.I.V. virus, in red.
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