Watch this week's episode in full above or click on the individual segments below for more information and links to the topics covered on the show.
Word Spotlight: Black Hole, Gravity, Migration
Question of the Week: Many kids and even adults experience bullying. We want to hear from you – after voting in our survey, write to us and let us know your suggestions and ideas that would help stop or prevent bullying.
*** Submit your ideas for our NewsDepth A+ segment to newsdepth@ideastream.org for consideration