Cloud 101: What the heck do IaaS, PaaS and SaaS companies do?

Anyone who who follows technology trends has undoubtedly heard the term “cloud service” thrown around a few gazillion times over the past few months. But if you don’t know the difference between terms such as PaaS, IaaS and SaaS, don’t fret — you’re far from alone.

Xignite raises $10M for cloud delivery of financial market data

Xignite is out to democratize access to financial data, which has exploded in the past decade with the onset of real-time, 24-hour trading. It is doing so by making that data more accessible via cloud computing and has just raised $10 million in a second round of funding, it announced today.

Projects in 2010 took aim at cleantech’s chicken-and-egg dilemma

Green technologies can face expensive and complicated chicken-and-egg questions when it comes to infrastructure. Which comes first, the electric car or the charging station? The wind farm or the transmission lines? There have been some notable efforts this year by companies to take the first leap. Here are a couple worth watching in 2011: