The modern HEMI V8 isn't a hemi engine in the true sense of the word, and it uses two spark plugs per cylinder instead of one ...

In the past decade or so, automakers have turned to downsized turbocharged engines—often with direct injection and higher ...

I bought a broken Porsche 911SC and rebuilt it into a twin-plug, carbureted hot rod in our garage. For the first time on the ...

Short interest for Plug Power gives investors a sense of the degree to which investors are betting on the decline of Plug Power's stock. Short interest data is updated every two weeks.