The concerning development of AIDS creeping back in parts of Zambia, a year after U.S. cuts to H.I.V. assistance, underscores the collapse of a once-effective treatment and prevention system.

• AIDS Creeps Back in Parts of Zambia, a Year After U.S. Cuts to H.I.V. Assistance — The New York Times Health -

The passing of Eugene Braunwald at 96 marks the loss of a pivotal figure whose cardiology research profoundly reshaped the understanding and treatment of heart conditions like heart attacks and heart failure.

• Eugene Braunwald, Whose Research Reshaped Cardiology, Dies at 96 — The New York Times Health -