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Iron Age teeth from southern Italy have become time capsules, preserving intimate details of childhood and diet. Growth lines in the enamel reveal moments of early-life stress, while hardened plaque holds microscopic remains of cereals, legumes, and ...

A sweeping new study reveals that what's on your plate may directly shape the pesticides circulating in your body. Researchers found that people who eat more fruits and vegetables known to carry higher pesticide residues--such as strawberries, ...

Fusion energy may be one of the most promising clean power sources of the future--but only if scientists can precisely measure the extreme, fast-moving plasmas that make it possible. A new U.S. Department of Energy-sponsored report urges major ...

As millions turn to ChatGPT and other AI chatbots for therapy-style advice, new research from Brown University raises a serious red flag: even when instructed to act like trained therapists, these systems routinely break core ethical standards of ...

Why do we tip--even when we know we'll never see the server again? New research suggests it's not just about rewarding good service, but about social pressure. Some people tip out of genuine appreciation, while others simply follow the norm. But here ...

More than 40,000 years ago, Ice Age humans were carving repeated patterns of dots, lines, and crosses into tools and small ivory figurines. A new computational study of more than 3,000 of these Paleolithic signs reveals that they were not random ...

Human language may seem messy and inefficient compared to the ultra-compact strings of ones and zeros used by computers--but our brains actually prefer it that way. New research reveals that while digital-style encoding could theoretically compress . ...

Ancient DNA from a Stone Age burial site in Sweden shows that families 5,500 years ago were more complex than expected. Many individuals buried together were not immediate family, but second- or third-degree relatives. One grave held a young woman .. ...

A massive, centuries-long drought may have driven the extinction of the "hobbits" of Flores. Climate records preserved in cave formations show rainfall plummeted just as the small human species disappeared. At the same time, pygmy elephants they ...

A new University at Buffalo study suggests cannabis-infused beverages could help some people cut back on alcohol. In a survey of cannabis users, those who drank cannabis beverages reported cutting their weekly alcohol intake roughly in half and binge ...