Take a look at The Official Microsoft Blog for the news. Here’s a quick excerpt:

“The momentum just keeps building and that is why I’m so excited to announce our next developer conference, Build 2014, which will take place April 2 to April 4 at the Moscone Center in San Francisco. Save the date and mark your calendar for registration, which opens at 9 a.m. PT on Jan. 14 at www.buildwindows.com.”