After extensive testing with a grocery fleet in California, a nitrogen trailer cooling system is available that offers an alternative to traditional diesel-powered refrigeration systems. Ad Loading ...

An international team of researchers has found that nitrogen emissions from fertilizers and fossil fuels have a net cooling effect on the climate. But they warn increasing atmospheric nitrogen has ...

Senior Editor Tom Berg is taking some vacation time, so Executive Contributing Editor Rolf Lockwood offers some thoughts on a really cool – make that super cold -- liquid nitrogen-powered reefer unit.

In the automotive realm, ideas and facts always cross roads with one another, with some of the former ending up as the latter. In contrast, others are forgotten, scraped, reconsidered, or plainly ...