Tech

Forget passenger cars, here’s where hydrogen make sense in transport

Enlarge (credit: Aurich Lawson | Getty Images) Earth Day is April 22, and its usual message—take care of our planet—has been given added urgency by the challenges highlighted in the latest IPCC report. This year, Ars is taking a look at the technologies we normally cover, from cars to chipmaking, and finding out how we […]

Tech

California close to regaining control of tailpipe emissions from EPA

Enlarge / Traffic jam forms on Interstate 5 north of Los Angeles. (credit: Hans Gutknecht/MediaNews Group/Los Angeles Daily News) The Environmental Protection Agency is on the verge associated with restoring California’s ability to set strict tailpipe emissions limits, according to news reports, while at the same time looking in adopting a version of the state’s […]

Tech

Planes, trains, but not automobiles—why GM is developing fuel cells

Enlarge / Using hydrogen in some of these applications probably makes more sense than building out a network of hydrogen filling stations for passenger cars. (credit: Scharfsinn86/Getty Images) In just the last week, General Motors signed agreements with not one but two companies to develop applications for its Hydrotec hydrogen fuel cell systems. At first […]