A 236-million-year-old fossil challenges the story of mammalian live birth This South African river has a bacteria count off the charts: A natural filter is cleaning it for watering food gardens EU curbs on 'forever chemicals' in food packaging kick in African grasslands expanded 5 million year earlier than previously thought, molecular fossils suggest AI‑designed viruses are a test of whether biosecurity can keep pace Drug-carrying nanoparticles shrink venous malformations by 70% in mice Models of glacial collapse in Antarctica improve predictions of sea-level rise Unsupervised free time increases the likelihood that adolescents will engage in violent behavior, 21-country study finds What it's like to discover an ancient Egyptian tomb, and the race against time to preserve it Ultrafast flash Joule heating significantly reduces MXene manufacturing time Space travel doesn't affect the strength of heart muscle cells, study finds Graphene nanowrinkles could reshape electricity in future ultrathin devices A dying star offers a rare glimpse of how the universe recycles its raw materials Putting out wildfires: How peat restoration has reduced fire risk in Indonesia's tropical forests Fast-moving wildfires may prevent western forests from recovering Pain isn't the point: European viper venoms may have evolved to subdue prey Greener processing cuts cost of novel material for water decontamination Wars between nations face persistent escalation risk, decades of conflict data suggest Novel polymer membrane design improves high-purity hydrogen separation First supernovae may have seeded rocky planet building blocks 100 million years after the Big Bang Soil-dwelling myxobacteria reveal five new classes of bioactive compounds A $10 soil test goes global with virtual reality training for farmers Europe's worst medieval flood highlights risk of successive extreme events DNA research highlights the genetic vulnerability of Asian elephants Severe weather now a key predictor of where bird species occur in North America An open-source tool for automated consolidation of lipid data Sugar swap simplifies production of promising targeted cancer therapies Cutting traffic pollution alone could worsen Taiwan's haze Stellar stream beyond Milky Way offers new tool to map dark matter Genetic switch could help tomatoes produce fruit in cold weather
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