Causescommons.wikimedia.org How California’s bullet train went off the rails America’s first experiment with high-speed rail has become a multi-billion-dollar nightmare. Political compromises created a project so expensive that almost no one knows how it can be built as originally envisioned.
Causeswww.flickr.com Advanced batteries move from labs to mass production Makers of batteries that could charge in a few minutes are setting up assembly lines, bringing the technology a big step closer to auto showrooms.
Resilience www.nytimes.com Abrahm Lustgarten: Letter of recommendation - mandatory blackouts It is easy to ignore climate change in the bosom of the developed world. But you can’t fail to notice when the lights go out.
