You might overlook the end gaps of piston rings in your car. They shouldn't be taken so lightly, though, as they actually ...

Devon Energy (DVN) uses AI (ChatDVN 3.0) to boost output and cut costs, targets $260M savings, and looks undervalued.

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Discover the top 4 undervalued Energy Equipment & Services stocks for Wednesday, December 31 based on AAII’s Stock Grades.

WinGD Ltd. promotes Variable Compression Ratio as near-term retrofit for LNG fleets. Find the latest news from the maritime industry on the PortNews website.

With Christmas upon us, and the new year in sight, here’s a look at five new and upcoming models you should be excited about.

Not all HDMI ports are created equal, though that is a common misconception for folks who may not be a display tech enthusiast who just got a new TV.

Nissan's innovative variable compression engines were a fascinating innovation when they were first revealed, but the jury is still out on whether or not the combustion technology will stick around. A ...

Nissan's CVT engine can actively adjust its compression ratio Offered in India under the hood of the new X-Trail Technology claimed to improve both mileage and performance The new Nissan X-Trail’s 1.5 ...

SAE International Journal of Engines, Vol. 10, No. 3 (June 2017), pp. 817-831 (15 pages) ABSTRACT Increasing compression ratio (CR) is one of the most fundamental ways to improve engine efficiency, ...