US factory output rose by the most in a year as a surge in motor vehicle production led a broader increase that helps ease some concerns about weakening in manufacturing. Manufacturing output ...

A 2023 study suggests that the shafts of such abandoned mines could serve as energy-storing gravity batteries. Editor's note: Readers often ask us for follow-ups on memorable stories. What has ...

An electric vehicle (EV) hub motor is an integrated propulsion system directly embedded within the wheel hub of an electric vehicle. Unlike traditional vehicles, this design eliminates the need for ...