The United States boasts a rich musical diversity. Colonial Americans integrated European traditions with new cultural influences to compose a unique musical identity. African traditions influenced hymns and folk songs that connected people to religion and to the trials and tribulations of everyday life. Patriotic tunes created unity in wartime. America's jazz, blues, rock, and hip-hop continue to evolve from their African-American origins. Music:...

Uncovers the real science behind classic and modern science fiction stories, exploring such topics as time travel, cloning, artificial intelligence, and life on other planets.