Examine the origin, history and impact of the 1882 law that made it illegal for Chinese workers to come to America and for Chinese nationals already here ever to become U.S. citizens.

A year after the songwriter's death, celebrate this globally recognized icon and poet with this special featuring performances by a star-studded lineup of international artists.

Brit Floyd celebrates the amazing musical legacy of Pink Floyd in truly spectacular fashion. Plus, we have tickets for an upcoming performance.

Rarely credited on record, this group of highly talented musicians played for nearly every prominent American pop performer of the 1960s. Finally, we get to hear their story.

Wednesday, May 2, 9 p.m.

Dive into the human microbiome, an ecosystem of bacteria, fungi and viruses living right beneath our noses. Discover how parasite larvae can grow in our skin, and how ingesting poop in a pill can save lives.

Tuesday, May 1, 8 p.m.

Trace the relationship between religion and art, which has inspired some of the most ingenious, affecting, majestic and breathtaking works of art ever made. Yet beneath great works of religious art often lie conflict, intrigue and risk.