Prescription drug promotion by social media influencers
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Updates every hour. Last Updated: 23-Mar-2026 12:16 ET (23-Mar-2026 16:16 GMT/UTC)
Toward sustainability in the polyolefin field, this perspective focuses on two key aspects: (1) the mechanical or catalytic upcycling of polyolefin waste into valuable products and feedstocks; and (2) the redesign of polyolefins for more efficient production, improved properties, and enhanced degradability for sustainability.
Some of the 3D digital models created by researchers to depict lost neighborhoods in Columbus, Ohio, tell a clear story by placing the “ghosts” of houses that were demolished for freeway construction atop the roadways now occupying that land. But by talking to the people who lived in these communities, scientists are filling in historic gaps that technology can’t fill, adding trees, cars, people, photographs and life stories to the digitized infrastructure that was an initial focus of the work. The research team has published an update on the Ghost Neighborhoods of Columbus project in the International Journal of Digital Humanities, reporting on the technology workflow, including solutions to bottlenecks they’ve encountered, and acknowledging a slow start to community engagement that hums along nicely these days. The team aims to put both the digital work and story collection on a faster track.
A new study reviews how machine learning (ML) is being used to help communities recover critical infrastructure after natural hazards such as earthquakes, floods, and hurricanes. The research synthesizes global studies and shows that ML can support recovery by characterizing recovery trends, predicting recovery times, and optimizing recovery schedules. The authors also identify key challenges, such as limited data availability, and outline future directions for building more resilient infrastructure systems using ML.