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Embattled Alzheimer’s Researcher Is Charged With Fraud

Hoau-Yan Wang, a professor at City College, published studies supporting simufilam, now in advanced clinical trials.

© Ilana Panich-Linsman for The New York Times

Hoau-Yan Wang’s work underpinned research into a diagnostic test for Alzheimer’s disease and simufilam, a drug in advanced clinical trials made by Cassava Sciences in Austin, Texas.

Gilead Shot Provides Total Protection From HIV in Trial of Young African Women

An injection given just twice a year could herald a breakthrough in protecting the population that has the highest infection rates.

© Aaron Ufumeli/EPA, via Shutterstock

A self-test for H.I.V. in Harare, Zimbabwe. The every-six-months injection was found to provide better protection than the current oral drug for what’s called pre-exposure prophylaxis, also taken as a daily pill.

How A.I. Is Revolutionizing Drug Development

In high-tech labs, workers are generating data to train A.I. algorithms to design better medicine, faster. But the transformation is just getting underway.

Chips in a container at Terray Therapeutics in Monrovia, Calif. Each of the custom-made chips has millions of minuscule wells for measuring drug screening reactions quickly and accurately.

On Titan Submersible Anniversary, World Rethinks Deep Sea Exploration

A year after the first deaths of divers who ventured into the ocean’s sunless depths, an industry wrestles with new challenges for piloted submersibles and robotic explorers.

© Walt Disney Pictures/AJ Pics, via Alamy

A 2003 expedition by a piloted submersible to the wreckage of the Titanic on the sea floor, as documented in the James Cameron film “Ghosts of the Abyss.” A pair of robots are scheduled to revisit the site next month.

New Covid Vaccine Endorsed for Fall

The panel endorsed targeting a variant of the coronavirus that is now receding, though some officials suggested aiming at newer versions of the virus that have emerged in recent weeks.

© Jamie Kelter Davis for The New York Times

Studies have shown that protection against serious illness from Covid-19 tends to improve as the vaccines more precisely target dominant strains, according to the Food and Drug Administration.

FDA Panel Rejects Use of MDMA for Treatment of PTSD

An independent group of experts expressed concerns that the data from clinical trials did not outweigh risks for treatment of post-traumatic stress disorder.

© Travis Dove for The New York Times

A dose of MDMA from the MAPS Public Benefit Corp., which is now renamed as Lykos Therapeutics, a for-profit company whose studies the F.D.A. is analyzing.

What Is MDMA Therapy for PTSD? And What Are Its Risks?

An F.D.A. advisory panel dealt a setback to those seeking treatment for PTSD, citing health risks of the illegal drug and study flaws.

© Kenzo Tribouillard/Agence France-Presse — Getty Images

Developed in 1912, MDMA was reclassified in 1985 as a Schedule I substance, a drug defined as having no accepted medical use and a high potential for abuse.

FDA Reviews MDMA Therapy for PTSD, Citing Health Risks and Study Flaws

The agency’s staff analysis suggests that approval of the illegal drug known as Ecstasy for treatment of PTSD is far from certain, with advisers meeting next week to consider the proposed therapy.

© Noel Celis/Agence France-Presse — Getty Images

A seizure of the drug MDMA, known as Ecstasy or molly. It and other psychoactive drugs are still classified as illegal drugs with a potential for abuse.

Ascension Hospitals Reel From Cyberattack, Causing Patient Care Delays

For two weeks at the 140-hospital system, doctors and nurses have had little access to digital records for patient histories, resorting to paper and faxes to treat people.

© Lauren Justice for The New York Times

Ascension, one of the nation’s largest medical systems with 140 hospitals in 19 states, has yet to recover from a large-scale cyberattack earlier this month.
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