New products tend to follow the same pattern from conception to completion.
The environmental math for electric cars simply doesn't add up.
Manufacturers are more interested in making cars more efficient, not revolutionizing the industry with plug-ins.
Renewables carry high costs because of intermittent power.
Lithium-ion batteries can't be recycled effectively, something that will stifle their wider use.
Conserving energy by using technology metals is a losing game.
Both firms overestimate the car company's year-end cash position.
Stop-start engines are key in boosting efficiency. That's why battery makers that enable the technology are getting noticed.
A lot is riding on the Model S, but the odds are impossibly steep that Tesla will survive.
Axion Power International has suffered from supply-and-demand imbalances. But the real story is with its revolutionary technology.