NBC Nightly News
Nightly news informs you what's happening in U.S. , not boring politics like BBC or VOA. It's about the daily focus of normal American people. Try it and you will love it.
NBC Today Show
It's an entertaining news show about American daily life. Instead of being boring and serious, the hosts are very funny and passionate. They talks with each other and show their personal opinions.
Talks from TED of course can broaden your knowledge.
They don't update it frequently enough but still a good source.
TED Radio Hour
It's a show from NPR gathering people from TED to talk about more details and backgrounds about their ideas. It's usually 1 hour long with 3 aspects of one topic. The topics are wide and deep and help you think more.
Real Deal English
Most of the episodes are the lessons from openlanguage.com, a website for English Learning. You can pick up the topics you are interested like holiday, TV shows, interview and get to know the basic words for them.
Meet The Press
It's a weekly summary of News, with guests discussing about their personal opinions.
You can listen to it as a review and rethinking of recent news.
The English We Speak
They are very simple and basic 3 mins lessons from BBC.
If you want to escape 3 minutes from your boring work, listen to them.
American English Pronunciation
You can use it as a dictionary.
If you have any doubts about pronunciation, check this podcast.