Something striking just happened in global nutrition: As of 2025, children worldwide are now more likely to be obese than underweight. According to UNICEF’s new Child Nutrition Report, about 9.4 percent of school-age kids (ages 5–19) are living with obesity, compared to 9.2 percent who are underweight. Twenty-five years ago, the gap was much wider: […]

A century ago, a deluge of automobiles swept across the United States, upending city life in its wake. Pedestrian deaths surged. Streetcars, unable to navigate the choking traffic, collapsed. Car owners infuriated residents with their klaxons’ ear-splitting awooogah!  Scrambling to accommodate the swarm of motor vehicles, local officials paved over green space, whittled down sidewalks […]

Your Mileage May Vary is an advice column offering you a unique framework for thinking through your moral dilemmas. It’s based on value pluralism — the idea that each of us has multiple values that are equally valid but that often conflict with each other. To submit a question, fill out this anonymous form. Here’s this week’s question from a […]

When it comes to AI, as California goes, so goes the nation. The biggest state in the US by population is also the central hub of AI innovation for the entire globe, home to 32 of the world’s top 50 AI companies. That size and influence have given the Golden State the weight to become […]

If you’ve been paying any attention to the fractious debate over American health policy, you’ve probably heard this phrase: “the sickest generation in American history.” The words can be found in the third sentence of a major report released in May by a presidential commission led by Health and Human Services Secretary Robert F. Kennedy […]