Niede Guidon, 92, Archaeologist Who Preserved Prehistoric Rock Art, Dies
Her work in Brazil challenged the prevailing theory of when humans first arrived in the Americas and led to the…
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…
Document Shows E.P.A. Plans to Loosen Limits on Mercury From Power Plants
The agency plans to weaken limits on toxic emissions from power plants while also scrapping restrictions on planet-warming greenhouse gases.The…
F.D.A. Looks to A.I. to Enhance Efficiency
With a Trump-driven reduction of nearly 2,000 employees, agency officials view artificial intelligence as a way to speed drugs to…
A Killer Within Easy Reach
The tiny nation of Suriname, on South America’s Atlantic coast, has one of the highest suicide rates in the world.…
RFK Jr. Removes All C.D.C. Vaccine Panel Experts
The U.S. health secretary chose to “retire” members of a committee that makes significant decisions about who receives immunizations, including…
BlackRock Is Accused of a Plot Against Coal. The Firm Says That’s ‘Absurd.’
An unusual lawsuit in Texas claims investment firms illegally conspired to fight climate change. On Monday, a judge heard arguments…
Valmik Thapar, Tenacious Tiger Conservationist in India, Is Dead
He started studying tigers at a reserve in 1976 and became a leading activist in efforts to save the tiger…
Trump Budget’s Caps on Grad School Loans Could Worsen Doctor Shortage
The proposed limits on federal loans fall well below the costs of medical school. Critics say this could deter students…
N.I.H. Workers Denounce Trump’s ‘Harmful’ Health Policies
In a scathing public letter, employees of the National Institutes of Health accused the administration of undermining the agency’s work…