The well-known investor behind the likes of Twitter and Foursquare says venture capital funds have gotten too big.
Germany has decided to pursue ambitious greenhouse-gas reductions—while closing down its nuclear plants. Can a heavily industrialized country power its economy with wind turbines and solar panels?
A year and a half after the federal stimulus bill budgeted $80 billion for new energy technologies, the investment is providing much-needed momentum for clean tech. But what will happen when the money runs out?
Choosing startups to invest in is a hunt for people as much as technology.
Is the U.S. losing its competitive edge? Intel's boss thinks so.
How companies develop new products and how the companies themselves develop in the process.
The old mechanism for funding the commercialization of new technologies is in trouble.
How a government funding agency aims to solve the energy problem.
Innovation and entrepreneurship are thriving.
We need to take politics out of government efforts to spur innovation.