Cylinders and symmetry reveal hidden geometry of weighted Fano threefolds

What stirs beneath the weighted velvet of Fano threefolds Fano threefolds are among the most storied objects in algebraic geometry: compact shapes that embody a delicate balance between curvature, symmetry, and latitude for curiosity. When you dress them in weights—giving each coordinate its own scale—you get quasi-smooth weighted hypersurfaces, a realm where geometry fuses with…

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Triangles of Light Map the Cosmic Web

The universe isn’t a smooth ocean of galaxies. It’s more like a vast, lopsided foam of filaments, knots, and empty pockets—a cosmic web stitched together by gravity over billions of years. Our best map of that web comes not from directly seeing matter, but from watching how light is absorbed as it travels to us….

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Heat Waves in the Age of AI Weather Forecasts

Extreme heat is not just a meteorology problem; it’s a public health deadline. When thermometers surge, people suffer—especially the most vulnerable in cities with aging power grids, crowded housing, or limited access to cooling. As climate change nudges heat waves toward longer durations and higher peaks, forecasts become lifelines: they guide hospital preparations, energy management,…

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A Few Layers Quietly Fuel AI Math Reasoning

Hidden inside the soaring performances of large language models is a stubborn mystery: where does math reasoning actually live in the network? For readers who have tracked AI progress, it’s tempting to think improvements come from sweeping changes across the whole brain of the model, like a software update that rewires every neuron to think…

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Past or Future, Just Let Them Be: AI Creates Infinite, Interactive Worlds from a Single Image

Step into a photo and explore a world that stretches on forever. This isn’t science fiction; it’s the reality offered by Yume, a groundbreaking new AI model developed by researchers at the Shanghai AI Laboratory and Fudan University. Led by Kaipeng Zhang, this system allows users to navigate a dynamic, realistic virtual environment generated from…

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A Sharper Cosmic Map From Template Redshifts

In the vastness of the cosmos, distance isn’t just light-years—it’s the scroll of cosmic history. To chart the three-dimensional map of galaxies, astronomers rely on redshift, a measure of how much the universe has stretched light on its journey to us. Spectroscopic redshifts—where we split light into a spectrum and read off precise fingerprints—are exquisitely…

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Memory Becomes the Plan for AI Agents in Science

Glimmers of a future where software not only speaks in confident sentences but actually plans, reasons, and orchestrates real-world labs aren’t just sci‑fi. A team led by Purdue University chemist Gaurav Chopra has built SciBORG, a modular framework that lets large language model (LLM) powered agents plan, reason, and execute long, multi-step scientific tasks while…

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