Norway's Rogfast tunnel will be the world's longest and deepest subsea road tunnel: 16.6 miles long, reaching 1,280 feet below the North Sea. MIT Technology Review reporter Niall Firth went underground to report on how engineers are actually building it. The full piece is worth reading not for the conclusion but for the construction process itself, told from 1,000 feet beneath the fjords.
AI data centers are straining the electric grid, and the proposed fix is behavioral, not infrastructural. If data centers throttle their power draw during peak demand, they can come online faster without waiting for new plants or building off-grid generation. New software is making this load-flexibility model precise enough to matter at scale, and Amos Zeeberg's piece traces exactly how that works.
Elsewhere: SK Hynix has overtaken Samsung as South Korea's most valuable company and now holds the top spot among global memory chipmakers, driven by AI chip demand that analysts warn will push consumer device prices higher. Trump told Axios he no longer considers Anthropic a national security threat. A Tesla Model 3 on Autopilot allegedly killed a woman in Texas. And physicists have proposed that black holes may not exist at all, replaced by a theoretical alternative called gravastars.
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