In a partnership with with SmartBrief, the National Council of Teachers is now offering its NCTM SmartBrief.
Supported by linked advertising, the FREE newsletter appears as a daily e-mail. Its intended audience is anyone interested in mathematics education.
The newsletter offers soundbyte summaries, as well as links to the original sources. Though claiming that the included stories are carefully selected, they vary considerably in quality and source (which are stretches sometimes).
Try it out...you can always unsubscribe. And, you may find some of the daily information of interest.