Citing a shift in the marketplace, heavy equipment manufacturer CNH Industrial has provided details its planned spin-off of its on-road truck business from its agricultural and construction equipment business. 

The dust has settled from a methane explosion last month that brought down the roof of a sludge concentration building at the Calumet water reclamation plant on Chicago’s far south side, but there is still uncertainty as to what triggered the blast.

Researchers from NASA’s Jet Propulsion Lab and the University of California, Merced, are testing a drone-mounted methane-detection device that sports a miniaturized version of the NASA Mars Curiosity Rovers’ sensor array.

California Gov. Jerry Brown (D) declared a state of emergency in Porter Ranch, Calif., on Jan. 7, following the failure of one of the world’s top drilling contractors to plug Southern California Gas Co.’s Aliso Canyon gas leak.