A Shell Oil Co. subsidiary has shuttered almost all of its hydrogen fueling station network for light-duty vehicles in California, dealing a setback to an energy source that could reduce carbon ...

Beams of light that can be guided into corkscrew-like shapes called optical vortices are used today in a range of applications. Pushing the limits of structured light, Harvard applied physicists in ...

Shell Nigeria has lifted the latest force majeure off its Bonny Light exports, which was introduced a month ago after a leak was discovered in one of the two pipelines that carry the grade to the ...