The concept is simple and alluring: There are special regions around the world — called blue zones — where people regularly remain vibrant and active into their 90s and 100s, thanks to a simple set of behaviors that anyone can follow. It’s sensible enough to sound convincing, and ambiguous enough …

The Centers for Disease Control and Prevention on Wednesday expanded its Covid vaccine recommendations, urging some people to get additional doses of the updated shots. The agency said that people 65 and older and those who are moderately or severely immunocompromised should receive a second dose of the vaccines that …

A Missouri resident who shared a home with a patient hospitalized with bird flu in August was also infected with the virus, federal officials reported on Thursday. But symptomatic health care workers who cared for the hospitalized patient were not infected, testing showed. The news eased worries among researchers that …

During an appearance this weekend on Andy Cohen’s messy and drama-prone Bravo talk show, “Watch What Happens Live,” Martha Stewart stoked the fires of a feud between herself and her fellow culinary mogul, Ina Garten. The pair has long presented a familiar dichotomy to the world of homemaking television, with …

Once a picturesque Israeli mountain resort with panoramic views into Lebanon, Metula is now off limits to civilians. Under fire for months from Hezbollah’s rockets and missiles, every other house has by now been damaged or lies in ruins. Over the past year of fighting, it has been one of …

If a person is fortunate enough to live into his ninth decade, life often turns toward quiet reflection, relaxation and the comforts of family and community. Not for the 85-year-old Ayatollah Ali Khamenei. The sunset years of Iran’s supreme leader have been defined by a series of daunting challenges: regional …

Why did pro-Palestinian protesters at Columbia University chant “N.Y.P.D., K.K.K.” and the Movement for Black Lives demand “an immediate end to Israel’s lethal settler-colonial project”? And how did the tables turn so quickly on Israel — even before its military retaliation — after Hamas attacked it on Oct. 7? If …

Boeing’s new chief executive, Kelly Ortberg, shared his vision on Wednesday for how to restore the beleaguered business, delivering his most comprehensive public remarks on strategy since taking the role in August. But, he acknowledged, he must first end a financially damaging strike. The aircraft maker also shared more detail …

Every airline traveler has been there. The boarding process begins, and the gate is swarmed with passengers before their zones have been called. They’re popularly known as “gate lice” and, despite being shamed and mocked in popular culture, U.S. airports are still experiencing outbreaks. Enter American Airlines, which recently announced …

Saying that American Airlines mistreated disabled air travelers who use wheelchairs, the U.S. Transportation Department on Wednesday announced a $50 million fine against the carrier. Transportation Secretary Pete Buttigieg called the agency’s penalty the highest ever levied against an airline for violating protections for fliers with disabilities. The Transportation Department …