Two-stroke engines have their uses, but they are seen as environmentally unfriendly today. But why do they have that reputation, and is it deserved?

Explore the technical specifications and detailed history of this 1969 Ford Mustang Mach 1. Read my expert take on whether ...

Upstream depends on being able to display ads on our services in order to finance our journalism.

Read more about Renewable fuels may deliver fastest emissions cuts for Europe’s freight sector on Devdiscourse ...

The Ohio legislature has a long history of kowtowing to oil and gas interests — and no pair of bills demonstrates this more thoroughly than the proposed Ohio Senate Bill 219 and Ohio Senate Bill 294.

The Mercedes-Benz M104 is a group of inline-six engines from the 1990s, and they're an absolute tuner's dream. The powerplant ...

From the Fox Body Mustang and C4 Corvette to the Buick Roadmaster wagon and Mercury Marauder, these ten American classics still cost under $20,000 in good condition. Each offers usable performance, ...

The U.S. renewable natural gas (RNG) market is gaining momentum, driven by federal incentives, state-level credit systems and ...

Let’s pretend there’s a giant switch we could flip that would shut down all the injection wells in Southeast Ohio. Environmental activists will, of course, jump for joy. Susan Vessels might even calm ...

Fox Mustangs are legendary, but they aren’t known for sharp handling. So, we are upgrading our ’93 GT with a Maximum ...

In today’s newsletter, Michael Pooler reports from São Paulo on a debt crisis at Brazilian biofuels group Raízen, one of Shell’s biggest bets on clean energy. If a solution can be reached, the ethanol ...

At $139,000, this 1969 Ford Bronco Restomod sits in an interesting spot in the market. According to Classic.com, the average ...