German engineers have recently achieved a groundbreaking milestone by testing a hydrogen-powered jet engine capable of running at full thrust without emitting any carbon emissions. This innovation ...

Automakers spent the past decade promising an all-electric future, yet the market is now rewarding companies that keep refining combustion engines instead of abandoning them. Behind that pivot sits a ...

Tractor manufacturers are looking to biofuels and electricity to power tractors with lower emissions. Making tractors burn with less pollution has long posed a trade-off: cleaner air, but less power ...

Love racing, but not a fan of the sport's carbon footprint? Idemitsu is hoping to bring that down a notch with its new Plantech Racing engine oil, which uses plant-based raw materials for more than 80 ...

Exxon Mobil Corp. and Toyota Motor Corp. formed a partnership to test out low-carbon fuels in gasoline engines, potentially offering a way for drivers to reduce emissions without upgrading to an ...

This story appears in the June 29 print edition of Transport Topics. Over-the-highway trucks and buses with 2007 engine technology ran nearly 90% cleaner than required by federal emission standards ...

A new study led by Nigerian researchers suggests a simple ingredient could make diesel engines cleaner: water. By blending precise amounts of water with diesel fuel, scientists have shown that ...