ARPA-E's new director explains how it is evolving.
There's more to it than microblog posts and social network updates.
Climate deal could deliver incentives to grow nascent energy technologies.
Startup Porifera is developing membranes to separate greenhouse gases from smokestacks.
A startup aims to calculate the value in the onslaught of genetic tests.
Sandia scientists successfully test a machine that creates fuel from carbon dioxide.
ZeaChem's pilot plant will make ethanol using termite microbes.
Solexant is printing inorganic solar cells with nanomaterials.
A startup says natural language processing works best with human intelligence.
A sensing surface developed by Microsoft researchers offers new ways to use computers.