Air pollution causes cooling by reflecting sunlight or by changing the properties of clouds so they reflect more sunlight.

Dr Clay Moss reveals that driving with this setting on could leave you drowsy, foggy and dangerously distracted - and exactly ...

NASCAR made the final ruling on the Ty Gibbs and No. 54 team incident at the Cup Series race at Sonoma on Sunday.

That’s exactly what you’ll experience in Donora, Pennsylvania – a riverside jewel nestled in the Monongahela Valley where industrial heritage and small-town charm blend together so perfectly you’ll ...

It’s good to be back. Nothing has changed, not even me,” Bill Callahan quips from the stage of the sold-out Brudenell a few ...

Gas-powered cars and diesel trucks remain the state’s largest sources of smog and soot despite decades of cutting emissions.

With seven of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up ...

A new behind the scenes racing documentary series focusing on OMG Nitrous Competitions and reigning champion Kyle Ryde is in the works.

Is the latest legislative effort to exempt classic cars from California’s emissions laws about to run out of gas? The answer to that question could come as early as Friday when the Senate Committee on ...

SB712, which Jay Leno supports, aims to provide a rolling smog exemption for vehicles older than 35 years, meaning they wouldn't need recurring checks.

He’s thrown his support behind a bill in the state legislature that would exempt vehicles 35 years or older from the state’s requirement to pass a smog check test that most other California ...