Sgt. Jesse Grabow of the Minnesota State Patrol answers your questions about highway and driving rules and safety.

Urban mobility problems demand clarity. Intersections remain the most common sites for crashes, congestion, and violations.

Question: During one of the recent winter storms, I encountered numerous vehicles driving on a 4-lane highway with their four ...

Explore the significance of light switches and their components in this video, showcasing how small elements can lead to major impacts on functionality and convenience. #electrical #inventions ...

Abstract: In recent years, rapid urbanization has led to increased traffic congestion, rendering traditional traffic light control methods ineffective. Deep Reinforcement Learning (DRL) has emerged as ...

The most important thing to know about Fresnel lenses, before casually attempting to drop them into conversation, has to do with phonetics: "Fresnel" is pronounced "Fruh-NEL." If the silent "S" makes ...

San Francisco was affected by a massive power outage over the weekend. It started with a fire at a substation in the city on Saturday afternoon, causing a blackout that at times affected as much as a ...

A new study has revealed a hidden cost of our brightly lit cities, and it goes far beyond just ruining the view of the stars. According to research published in Nature Climate Change, artificial light ...

Update: On Sunday afternoon, Waymo said its fleet was back on the roads. Waymo said Saturday that it was stopping service across San Francisco after numerous online videos showed its autonomous ...

Just like real UK traffic lights.

The Philips Hue app has grown in complexity over the past several years, with more and more new features and settings being tucked into the user interface. That makes it all too easy to miss the ...