Tango fans are flocking to the Buenos Aires Tango Festival & World Cup in Argentina. The tango is seen as a romantic and seductive dance, but you may not know that the dance may have gotten its start in brothels. Guest host Viviana Hurtado speaks with dance instructor Daniela Borgialli. She's participating in the dance competition.
More Latino students are enrolling in college now than ever before, according to a report by the Pew Hispanic Center. But Latinos still lag behind other groups in preparing for and completing college. Guest host Viviana Hurtado discusses the report's findings with Richard Fry of the Pew Hispanic Center and the College Board's Jim Montoya.
When astronomers survey the universe, the landmarks are galaxies, those gigantic agglomerates of stars and interstellar gas spread across the immensity of space. A typical spiral galaxy, like our own Milky Way, boasts hundreds of billions of stars grouped along hundreds of thousands of light-years. That means that it takes a beam of light all that time to go from one extreme of the galaxy to the other, traveling, as light does in a vacuum, at 186,282 miles per second.