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How 'digital twins' could help predict the fate of a forest

In his office at Michigan State University, forestry professor David Carter shows off an image of a virtual forest on his laptop. It's not just any forest. It's a computerized replica, or "digital twin," of a loblolly pine stand, created using lidar, the laser scanning

How should schools teach AI? Three models to consider

Students across Canada are exposed to artificial intelligence (AI) whether through search engines, writing assistants, automated recommendation systems, or social media. That everyday exposure raises a first, fundamental question: What should students learn about AI? This goal

The Hidden Mathematical Dance Inside Plant Cells

The sunlight-collecting organelles known as chloroplasts solve a packing problem: how to optimize photosynthesis without sustaining damage from dangerously intense rays. The post The Hidden Mathematical Dance Inside Plant Cells first appeared on Quanta Magazine

Is the Large Magellanic Cloud a first-time visitor?

Our most massive satellite galaxy, the Large Magellanic Cloud (LMC), has been the center of a heated debate in the astrophysics community over the last few years. That debate centers on whether this is the LMC's first or second "pass" by the Milky Way itself—and it has huge

A cut, a color and the burden of care work

Hair and beauty salons are spaces where we go to look and feel good. We have a bad day, a bad week, a bad breakup—we go to the salon. But ask any hair or beauty worker about what their job involves and they'll tell you the work to help clients feel good goes well beyond cutting

Clearing contamination from car interiors

Under controlled conditions, Flinders University researchers are investigating third-hand contamination risk from methamphetamine use. Environmental health experts have found open windows and ventilation can reduce but not completely remove methamphetamine contamination on most