Perhaps the only thing worse than taking your car in for an emissions test is having it fail or be rejected. Though failing and rejection are different things, in either case you will have to go ...

Modifying cars for improved performance and style has always been a hobby with a bit of a rebellious streak. In the "good old days," it was pretty common for people to gut their car's catalytic ...

Bosch provided flights to Frankfurt and three nights' accommodation for this trip to the Bosch Mobility Experience. But the fallout from the scandal has been more wide-ranging, as the artificial ...

Pitkin County has renewed its vehicle emissions testing program for an indefinite period of time.The county commissioners endorsed renewal of the program, which has been in effect since 1989, last ...

What makes power in an engine? Fundamentally, it's all about air, fuel, and a well-timed spark. But if it's the stuff going into an engine that really counts, why is exhaust system design so critical?

What happens when you publish research about car emissions that manages to piss off not just ICE owners but those using electric vehicles? Well, people have a lot of feelings. In 2020, UK independent ...

There's a lot going on inside your vehicle at any given time, whether you're idling at a red light or driving at freeway speeds. Much of this activity involves chemical reactions that — while ...