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The Alpine A390 all-electric fastback sports car features a unique three-motor architecture, with one motor at the front powering the front axle and the two at the rear powering one wheel each. This has enabled Alpine to bring in its Active Torque Vectoring system, the result of five years of development and fine-tuning, as Constance Leraud-Reyser, an Alpine control systems engineer, explains

The Cummins F4.5 structural engine does away with the need for a chassis round it, thereby simplifying and streamlining tractor design. Cummins’ technical specialist Ian Phillips shares details of the design, which includes a structural block and oil pan