Volkswagen recently released a quite interesting comparison of the battery-electric (BEV) and hydrogen fuel cell (FCV) path to zero-emission mobility. The conclusion is that the only way to go for ...

Last year, the EPA introduced new Energy Star efficiency standards for desktop computing, creating a renewed interest in analyzing methods to reduce power consumption. Power supply efficiency is ...

A few years ago, Bill Gates called solar and energy efficiency "cute" and said they would never be enough to deal with climate change. The blogosphere didn't let him forget it. Gates was correct in ...