Astronomers on Tuesday said that the asteroid designated 2024 YR4 had become the most likely sizable space rock ever forecast to impact planet Earth. The object, first detected in December, is 130 to 300 feet long and expected to make a very close pass of the planet in 2032. Its odds of impacting Earth on … Read more
The Trump administration on Tuesday cut more than 10 percent of the work force at the National Science Foundation, an independent agency that supports cutting-edge scientific research, adding to the widespread purge of federal workers with probationary status that began last week. Michael England, a spokesman for the foundation, said in a statement that the … Read more
Numerous programs aimed at averting violence, instability and extremism worsened by global warming are ensnared in the effort to dismantle the main American aid agency, U.S.A.I.D. One such project helped communities manage water stations in Niger, a hotbed of Islamist extremist groups where conflicts over scarce water are common. Another helped repair water-treatment plants in … Read more
The notices came all weekend, landing in the inboxes of federal scientists, doctors and public health professionals: Your work is no longer needed. At the National Institutes of Health, the nation’s premier biomedical research agency, an estimated 1,200 employees — including promising young investigators slated for larger roles — have been dismissed. At the Centers … Read more
At the height of the Covid-19 pandemic, millions of people in poor nations died literally gasping for breath, even in hospitals. What they lacked was medical oxygen, which is in short supply in much of the world. On Monday, a panel of experts published a comprehensive report on the shortage. Each year, the report noted, … Read more
Louis Pasteur was at his most comfortable when working in his Paris laboratory. It was there that he had some of his greatest scientific triumphs, including experiments that helped confirm germs can cause disease. “Everything gets complicated away from the laboratory,” he once complained to a friend. But in 1860, years before he became famous … Read more
At the annual gathering in Boston this week of one of America’s oldest scientific societies, the discussions touched on threats to humankind: runaway artificial intelligence, toxic “forever chemicals,” the eventual end of the universe. But the most urgent threats for many scientists were the ones aimed at them, as the Trump administration slashes the federal … Read more
Soon, Irene Mekel will need to pick the day she dies. She’s not in any hurry: She quite likes her life, in a trim, airy house in Castricum, a Dutch village by the sea. She has flowers growing in her back garden, and there is a street market nearby where vendors greet villagers by name. … Read more
By any measure, the diabetes drug Ozempic has been a blockbuster, racking up billions of dollars in annual sales. In the United States alone, pharmacies fill millions of prescriptions for Ozempic and related drugs, which have become popular for their weight-loss effects, every month. But in the beginning, before the celebrity endorsements and the think … Read more
It turns out that the Isley Brothers, who sang that 1966 Motown hit “This Old Heart of Mine (Is Weak for You),” were onto something when they linked age to an aching and flagging heart. Heart disease, the nation’s leading cause of death and disability, has been diagnosed in about 6 percent of Americans ages … Read more