As part of a broader move towards all-electric powertrains, GM launched the Ultium brand as a means of identifying its proprietary EV battery and EV motor technology. Now, however, it looks as though ...

On today’s informative episode of Quick Charge, we’ve got Honda engineers John Hwang and Emilio Sanchez to talk us through some of the things that make the GM Ultium-based Honda Prologue EV feel like ...

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy and wide-ranging interest in the technological arts and sciences, Ars is ...

Hours after General Motors announced plans to sell its half of the Ultium battery plant in Lansing, Michigan to partner LG Energy Solution for a billion dollars, the company’s SEC filing revealed ...