It is a technology that melds a diesel engine's high efficiency and massive torque with a gasoline engine's low emissions and smooth running. And it could be the next big evolution of the internal ...

Investors with an interest in Pollution Control stocks have likely encountered both Heritage-Crystal Clean (HCCI) and Casella (CWST). But which of these two companies is the best option for those ...

In the interest of making sure we all know they've got a mapped strategy for powertrain technology, GM is taking its message on the road. Recently, we got the chance to talk to a few of GM's experts ...

Researchers from the Center for Information Technology Research in the Interest of Society (CITRIS) are developing more efficient engines for cars. They are specifically working on Homogeneous Charge ...

Investors looking for stocks in the Pollution Control sector might want to consider either Heritage-Crystal Clean (HCCI) or Tetra Tech (TTEK). But which of these two stocks offers value investors a ...

While the proven Zacks Rank places an emphasis on earnings estimates and estimate revisions to find strong stocks, we also know that investors tend to develop their own individual strategies. With ...

Not all gasoline engines need spark plugs to ignite their fuel. A process called homogeneous-charge compression ignition (HCCI) uses compression to ignite the fuel, just like in a diesel engine.

Investors interested in Pollution Control stocks are likely familiar with Heritage-Crystal Clean (HCCI) and Casella (CWST). But which of these two stocks is more attractive to value investors? We'll ...