This week, President Obama's phone call with President Hassan Rouhani of Iran marked the first president-to-president contact with that country since 1979, the Affordable Care Act health insurance exchanges opened for business (sort of), and an impasse in Congress led to a Federal government shut down.

Stay on top of these stories by learning words from Washington Post, Miami Herald, Chicago Tribune, and New York Times coverage with An "Unconscionable" "Impasse"? Ten Words in the News that You Need to Know.

Then see "Vocabulary Begets Vocabulary: The More You Know, the More You Learn" to understand why learning just these ten words will help you absorb even more as you read.