Engineering
MIT uncovers hidden atomic patterns in metals
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Researchers at MIT have discovered that metals retain subtle atomic patterns even after standard manufacturing processes, challenging long-held assumptions. These patterns, driven by microscopic dislocations, could enable engineers to customize material properties for demanding applications. The finding, published in Nature Communications, reveals a new physical principle in metallurgy.
Hackaday Links for September 14, 2025
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Hackaday's weekly links roundup for September 14, 2025, features innovative tech projects, hacks, and engineering news. The compilation includes DIY electronics, open-source software, and hardware modifications. It serves as a resource for makers and engineers seeking inspiration.
Munro teardown reveals differing EV motor cooling approaches by Tesla and GM
Engineering firm Munro & Associates has dissected electric motors from the Tesla Cybertruck and Chevrolet Equinox, uncovering stark contrasts in their cooling strategies. General Motors opts for a simple, physics-based method, while Tesla employs precise, pump-driven cooling. These differences highlight trade-offs between simplicity and efficiency in electric vehicle powertrains.
Japanese Scientists Double Steel Fatigue Resistance
Japanese researchers doubled the fatigue resistance of steel, enhancing material durability. The achievement was reported on September 6, 2025. This could benefit construction and manufacturing.