Abstract: Oil-paper insulation materials are widely used in various types of traction transformers. However, the existing methods cannot effectively evaluate the aging state of hotspot insulation ...

Here are 2025's most popular questions and answers from The Journal's Car Doctor column, from rotating tires to oil changes.

The California DMV is reminding drivers about new laws set to take effect in 2026 that aim to make roads safer. Here’s a ...

Abstract: A mixed traffic environment of manual driving and automatic driving will become the norm in future intelligent transportation systems. The deep reinforcement learning (DRL) method has shown ...