Author: KnowledgeHippo

The new sleep studies looked at federal data from the Behavioral Risk Factor Surveillance System and the American Time Use Survey between 2013 and 2019. The researchers used these dated surveys of about 190,000 blacks and about 1,846,000 whites who were randomly called by telephone and they asked, among other things, how much sleep they got.Then, using statistical data from the Mapping Police Violence database, the researchers identified whether a police killing of an unarmed black person had occurred in a survey respondent’s state within the previous three months. If they found one, they compared the respondent’s sleep duration with…

Snow and freezing rain in China disrupted travel on Monday and had already caused hundreds of rail and flight cancellations as millions traveled across the country ahead of the start of the Lunar New Year holiday this weekend.For many years, the heavy travel into and out of China before the holiday, known as the Spring Festival in Chinese, caused the world’s largest annual migration.During the coronavirus pandemic, the fear of quarantines and other rules prevented many from traveling. Last year, authorities abruptly lifted those rules weeks before the Lunar New Year after facing widespread protests, but many would-be travelers stayed…

A damaged building in Rafah, Gaza on Sunday.Credit…Haitham Imad/EPA, via ShutterstockIsrael was waiting Monday for Hamas officials to respond to a proposal to end fighting in the Gaza Strip and release the remaining hostages there, as Secretary of State Antony J. Blinken returned to the region seeking to rally support for such a deal.A Hamas-linked Al-Aqsa television network said Sunday that Hamas was still holding consultations on the proposal, a week after it was made. The group’s leaders had previously pointed out that substantial gaps remained between the two sides, even as representatives from the United States, Egypt and Qatar…

Most school districts in Southern California, including Los Angeles Unified, the nation’s second-largest, planned to keep most classes open Monday, officials said, even as the state grappled with heavy rain, flooding and mudslides.Many students depend on schools for basic nutrition, Los Angeles Superintendent Alberto Carvalho said at a news conference Sunday, explaining why he decided not to close most of the district. The impact of wind and rain will also vary greatly by neighborhood, he said, meaning many schools won’t be as badly affected.On Monday morning, Los Angeles Unified said winds were expected to ease in the morning, citing that…

Boeing said a new problem with the fuselage of some unfinished 737 jets will force the company to rework about 50 planes, potentially delaying their delivery and raising further quality concerns for the manufacturer and its suppliers.Stan Deal, the chief executive of Boeing’s commercial airplane unit, said in a memo to employees on Sunday that a supplier last week had identified that “two holes may not have been drilled exactly to our requirements.” Joe Buccino, a spokesman for Spirit AeroSystems, Boeing’s fuselage supplier, said Monday that a member of its team identified a problem that did not meet engineering standards.…

AI-generated images of Taylor Swift that were widely shared on social media in late January likely originated as part of a repeated challenge on one of the Internet’s most notorious message boards, according to a new report.Graphika, a research firm that studies misinformation, spotted the images in a community on 4chan, a message board known for sharing hate speech, conspiracy theories and, increasingly, racist and offensive content generated using AIThe people on 4chan who created the images of the singer did so in a kind of game, the researchers said — a test to see if they could create lewd…

Elon Musk, the chief executive of Tesla, has stunned investors by demanding that the company’s board of directors give him more than $80 billion worth of stock if he wants to continue developing products based on artificial intelligence.In the latest show of his disregard for conventional ways of communicating with investors, Mr. Musk said late Monday on X, the social networking site he owns, that he needed to own 25 percent of Tesla to avoid takeovers and have enough control of the company. as it develops robots and other artificial intelligence technologies.If his demands are not met, Mr. Musk said,…

A study of the weight loss drug tirzepatide showed that people who took it had significantly lower blood pressure after 36 weeks of using the drug.Tirzepatide, made by Eli Lilly, is used to treat type 2 diabetes, under the brand name Mounjaro, and to treat obesity, under the brand name Zepbound. It is the latest in a new class of weight-loss drugs, and its main competitor is semaglutide, made by Novo Nordisk and sold as Ozempic for diabetes and Wegovy for weight loss. For both drugs, researchers have evaluated whether they have additional effects beyond weight loss.The blood pressure study,…

In the world of cocktails, Singapore almost inevitably brings to mind the pink gin-based Singapore Sling, a drink born in 1915 at the elegant Long Bar at the Raffles Hotel. In those strait-laced colonial days, it wasn’t proper for women to eat in public, so a bartender made a cocktail that looked like fruit juice. Today, creative minds in quirky bars across the city work with the same spirit of ingenuity, guided by the island’s eco-consciousness and diverse heritage, and highlighting some unexpected ingredients. Here are six that stand out.Atlas”The fun thing about gin is that the possibilities are endless,”…

On her way to becoming a Rock & Roll Hall of Famer, a Grammy Lifetime Achievement Award winner, and the subject of an upcoming biopic starring Selena Gomez, Linda Ronstadt has packed theaters around the world. But her favorite sits on a one-way side street in Tucson, Ariz.With a courtyard draped in vines and string lights and a main stage the size of a “good little opera house,” the 1927 Temple of Music and Art is “just magical,” Ms. Ronstadt said. Before the onset of progressive supranuclear palsy—a Parkinson’s-like disorder that ended her singing career in 2009—she could fill an…