WEDNESDAY, AUGUST 5 - 10pm
The crucial ecological roles that beetles play in nearly every environment, and why they are often regarded "the most important species on the planet."

FRIDAY, AUGUST 7 - 9pm
The years 1969-1970 take Americans to the moon and back; what happens to scientific and engineering programs after national goals are achieved.

SATURDAY, AUGUST 8 - 6pm
The life, career and music of Dolly Parton are reflected in interviews with friends, companions and the artist herself, mixed with clips of Parton's performances.

SUNDAY, AUGUST 9 - 6pm
Filmmaker Ken Burns tells the story of Thomas Jefferson, beginning with his youth in the Virginia wilderness, and his early political career.

SUNDAY, AUGUST 9 - 10pm
Edith is enthusiastic about her wedding, and hopes to convince her family that Strallan's age does not matter. With Downton's finances dire because of Robert's actions, Mary takes matters into her hands — but the personal price may be high.

MONDAY, AUGUST 10 - 8pm
Reba McEntire performs some of her biggest hits at Madison Square Garden; songs include "Turn on the Radio," "Can't Even Get the Blues," "Going Out Like That" and "Fancy."