Social music site reorganizes and restructures its home page, adds a few new features--just after the launch of rival MySpace Music.
With all the money going into clean tech, people understandably worry about an investment bubble. But the later-stage "funding gap" is a bigger barrier to success.
Obama and McCain talk energy at Clinton Global Initiative, Vinod Khosla addresses Wall Street turmoil, clean-tech types needs to embrace policy wonks, and more.
Investor Vinod Khosla says radical clean tech is needed for climate change. Technology pathways that lead to dramatic change will work; others are a dead end.
Genre channels and actor-based search are two of the newest features that the video content site has launched.
Volkswagen's Jetta TDI is the first diesel car available in all 50 states in recent years.
The financial turmoil is slipping into clean energy, affecting mature businesses like wind while early-stage clean-tech ventures forecast continued access to capital.
Giants in their respective fields, the two companies plan to lobby for government energy policies to modernize the electrical grid and promote renewable energies.
Silicon Valley investor Vinod Khosla says the clean-tech industry needs to focus on "real stuff, not fashion."
Plus: presidential candidates on climate policy, solar prices start their fall, reality checks on the progress of alternative energy and efficiency, SolarReserve melts salt to store sunlight.