Southwest Research Institute (SwRI) has developed a method to automate the calibration of heavy-duty diesel truck emissions ...

Electrolyzers, devices that use electricity to drive desired chemical reactions, could enable the production of clean hydrogen (H2) gas from water (H2O) and the conversion of carbon dioxide (CO2) into ...

It's well known that exercise is good for your brain. For years, scientists have shown even a single session of heart-pumping ...

NASA has just confirmed that 3I/ATLAS has shifted its course in a way that can't be explained by the natural forces of the ...

Abstract: DC power systems facilitate efficient integration of converter-interfaced distributed energy resources (DERs). This article presents a voltage controller for the buck and boost dc/dc ...

This photo taken on June 25, 2022 shows workers checking equipment at the workshop of a coalbed methane mining base in Qinshui county, North China's Shanxi province. [Photo/Xinhua] China is stepping ...

Abstract: In this article, the effect of parasitic resistance on multimode operation of four-switch buck boost converter is first revealed. To meet the wide voltage range of distributed energy ...

Indian players had a fruitful outing at the European Club Cup chess competition. The event featuring 102 teams and many strong players was held in Rhodes in Greece. D Gukesh was the biggest gainer as ...

China’s military parade projects Xi Jinping’s strongman image, but the show of unity could mask tensions from his relentless purges, as analyst Drew Thompson observes. Photo: Photo: KCNA/Reuters ...

Master propulsion physics with the Little Rocket Lab Trainer. Adjust fuel, gravity, thrust, and cooldowns in real time for perfect rocket launches. Try now. The Little Rocket Lab Trainer is an ...