The Trump administration wants to roll back some Biden-era restrictions on smog-causing emissions from heavy-duty vehicles.

A surprisingly simple fuel modification could help tackle one of diesel engines’ biggest problems: pollution. Researchers reviewing studies from around the world found that mixing small amounts of ...

DRIVERS looking to escape the hot weather by using their car’s air con could face £80 on-the-spot fines. The RAC has warned motorists to be cautious when trying to cool down. With the UK ...

Diesel engines have powered trucks, buses and heavy equipment for more than a century. They are durable, efficient and relatively simple. They are also major contributors to air pollution, especially ...