Over time I think the transition is going to be more and more clean energy and over time fossil fuels become less prominent in our overall energy mix.

WHITEHOUSE: President Obama Holds News Conference

Regardless of how much success Microsoft has in converting Gmail loyalists, though, a lot more people are about to become acquainted with Outlook's clean UI: the company has said it plans to switch Hotmail users over to the Outlook interface by summertime.

ENGADGET