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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.

Climate Change Could Complicate Anti-Submarine Warfare

Sound is the primary means of tracking subs in vast ocean expanses, and research shows that it’s behaving differently as the seas warm.

© Kenny Holston/The New York Times

The American attack submarine Hampton in the Beaufort Sea, north of Canada and Alaska, in March 2024. Ocean changes affecting submarine detection appear to be more pronounced at northern latitudes.

What Happens to Harvard if Trump Successfully Bars Its International Students?

If President Trump makes good on all his threats, Harvard may lose much of its influence and prestige. It could also become even harder to afford.

© Sophie Park for The New York Times

The Trump administration has sought to bar international students at Harvard. Without them, Harvard said, it would no longer be the same university as it is today.

Democrats Grill N.I.H. Leader on Cuts: Who Is Calling the Shots?

Senators criticized the head of the National Institutes of Health for not taking responsibility for Trump administration cuts to research funding.

© Eric Lee/The New York Times

Jay Bhattacharya, the director of the National Institutes of Health, at the White House 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.

There’s an Effective Way to Deter Rhino Poachers, a New Study Finds

Poaching rates dropped by more than half in African reserves where veterinarians removed the animals’ horns, which are in high demand in some parts of Asia.

© Kim Ludbrook/EPA, via Shutterstock

A newly dehorned rhinoceros near Kruger National Park in South Africa. The horns eventually grow back, like trimmed fingernails.

China Really Wants to Attract Talented Scientists. Trump Just Helped.

Even before the U.S. threatened to bar international students and besieged universities, China’s huge spending campaign on the sciences was bearing fruit.

© Vivian Wang/The New York Times

Portraits of world-class scientists displayed in the main academic building of Westlake University in Hangzhou.

The White House Gutted Science Funding. Now It Wants to ‘Correct’ Research.

Thousands of scientists, academics, physicians and researchers have responded to the administration’s executive order about “restoring a gold standard for science.”

© Patrick T. Fallon/Agence France-Presse — Getty Images

Keeling flasks used to measure carbon dioxide in the atmosphere in a research laboratory at the Scripps Institution of Oceanography in California in April.

As the Trump Administration Slashes Federal Spending, Scientists Consider Leaving the U.S.

As the United States cuts budgets and restricts immigration, China and Europe are offering researchers money and stability.

© KT Kanazawich for The New York Times

Mathias Unberath, a computer scientist at Johns Hopkins University, has many students from abroad. “My whole team, including those who were eager to apply for more permanent positions in the U.S., have no more interest,” he said.

Scientific Dreams in the Balance

Research breakthroughs are often sagas of passion, curiosity and sacrifice. If Trump’s proposed budget cuts for 2026 are enacted, many such journeys may never get started.

© Caitlin O'Hara for The New York Times

A model of the Giant Magellan Telescope at the University of Arizona’s Richard F. Caris Mirror Laboratory.
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