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Tag: Energy Efficiency

Technology

Petra Power Modernizes Energy for Data Centers and Defense

Petra Power, a startup founded in 2017, is developing advanced solid oxide fuel cells to provide highly efficient and cost-effective energy. As the tech industry faces unprecedented power demands from artificial intelligence, these ceramic devices convert fuel directly into electricity without combustion. The company is currently targeting two primary markets: data centers seeking lower emissions and operational costs, and defense vehicles requiring auxiliary power. With millions in defense contracts and a spot in TechCrunch's Startup Battlefield 200, Petra aims for full-scale production by 2029.

Science

Physics Model Reveals Limits of AI Energy Efficiency

An international research team led by physicist Hans Briegel at the University of Innsbruck has uncovered a fundamental physical trade-off between prediction accuracy and energy consumption in intelligent systems. Published in Physical Review X, the study examines the physical limits governing how artificial intelligence and other cognitive systems process information. As AI becomes more deeply integrated into daily life through digital assistants and advanced robotics, understanding its thermodynamic constraints is increasingly critical. The researchers applied principles of theoretical physics to map out how computational processes inherently require energy to make accurate environmental predictions.