
Episode 1
Search for a Safe Cigarette
The program chronicles the tobacco industry's decades long effort to create a "safer" cigarette.
Episode credits
Directed by Carl CharlsonWritten by Carl CharlsonGuest stars Liev Schreiber

TV series
PBS' premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA demystifies science and technology, and highlights the people involved in scientific pursuits.
Streaming, rental and purchase options
Checked Jul 22, 2026
NOVA is available to stream on DirecTV On Demand, Prime Video, YouTube TV, and Hoopla in United States. You can also rent or buy it from Google Play, Amazon, Apple TV, and Fandango at Home. Use the direct links below to open the provider.
PBS' premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA demystifies science and technology, and highlights the people involved in scientific pursuits.
Choose an episode, then use the watch options above for the show.

Episode 1
The program chronicles the tobacco industry's decades long effort to create a "safer" cigarette.
Directed by Carl CharlsonWritten by Carl CharlsonGuest stars Liev Schreiber

Episode 2
The program investigates the brave new world of assisted reproduction.
Directed by Sarah Holt, Peter WilliamsWritten by Sarah HoltGuest stars David Ogden Stiers

Episode 3
This NOVA program delves into the mind-tingling efforts of neuroscientist V.S. Ramachandran to discover how the brain works.
Directed by Christopher RawlenceWritten by Christopher RawlenceGuest stars Rena Baskin

Episode 4
The film investigates the complicated world of gender identity.
Directed by Andrew Cohen, Stephen SweigartGuest stars Will Lyman

Episode 5
NOVA takes an intimate look at the men who are in control of Russia's nuclear missiles, standing just a heartbeat from the top Russian politicians and Armageddon. Hosted by Vladimir Pozner, Russia's top television journalist, this startling film shows that despite low pay and the tedious existence that these soldiers and their families live with, these men are motivated by a strong sense of patriotic duty and responsibility for the ultimate powers of destruction at their fingertips, in a job that requires complete perfection.
Directed by Leslie WoodheadGuest stars Vladimir Pozner

Episode 6
The film follows three New York Times reporters as they delve into the murky past of bioweapons research and grapple with the current threat of anthrax and other attacks.
Directed by Kirk WolfingerWritten by Matthew CollinsGuest stars Will Lyman

Episode 7
A sequel to the most popular NOVA of all time, "Miracle of Life," the program once again uses the extraordinary microimagery of Swedish photographer Lennart Nilsson to track human development from embryo to newborn.
Written by Julia CortGuest stars John Lithgow

Episode 8
Marked by striking imagery and a poetic style, the film dramatizes the life cycle of the world's oldest living thing, the bristlecone pine of California's White Mountains.
Directed by Ian DuncanGuest stars Roger McGough, William Hootkins, Joe Morton

Episode 9
The program, with Sir David Attenborough narrating, celebrates the extraordinary antics male bowerbirds get up to when courting a female.
Directed by Paul Reddish, Stephen SweigartWritten by David AttenboroughGuest stars David Attenborough

Episode 10
The program probes the deep mysteries of gamma-ray bursts, the most powerful celestial explosions since the big bang.
Directed by David McNabGuest stars Stacy Keach

Episode 11
The film probes the enigma of our Neanderthal cousins and the roots of our own ancestry.
Directed by Mark DavisWritten by Mark DavisGuest stars Joe Morton

Episode 13
The program chronicles the lives and covert activities of the so-called "atom spies" in the 1940's, including the big one that got away, Theodore Alvin Hall.
Directed by Tug YourgrauGuest stars Liev Schreiber

Episode 14
A paleontological tour-de-force and suspenseful scientific detective story, the program documents the search for the ancestor of all four-limbed animals, including humans.
Directed by Matthew Barrett, David EsparGuest stars Peter Thomas

Episode 15
In October and November 1999, NOVA journeyed into ice-choked Antarctic waters and onto the shores of rugged Elephant and South Georgia Islands as we followed in the footsteps of Sir Ernest Shackleton. This legendary explorer's 1914-1916 Endurance expedition is one of the greatest survival stories of all time. Then, in April 2000, we returned to document Shackleton's final trial -- the crossing of South Georgia -- by three of the world's most distinguished mountaineers, Reinhold Messner, Conrad Anker and Stephen Venables. Follow the expeditions as they unfolded in real-time on this Web site, and also watch for a NOVA Giant Screen Film Shackleton's Antarctic Adventure, as well as a NOVA program, "Shackleton's Voyage of Endurance," which originally aired on March 26, 2002.
Directed by Sarah Holt, Kelly TylerWritten by Sarah Holt, Kelly TylerGuest stars David Ogden Stiers, Derek Jacobi

Episode 16
Can lessons learned from the Twin Towers' collapse make new buildings safer?
Directed by Larry Klein, Garfield KennedyGuest stars Will Lyman

Episode 17
In the program, NOVA accompanies the men and women of a wildland firefighting crew known as the Arrowhead Hotshots as they battle one of the most destructive wildfire seasons ever, the summer of 2000.
Directed by Kirk WolfingerWritten by Rushmore DeNooyer, Judith VecchioneGuest stars Stacy Keach
Episode information updated Jul 25, 2026
Corey JohnsonNarrator
Jay O. SandersSelf - Narrator (voice)
Demetri GoritsasNarrator
Richard SmithHost
Lance LewmanNarrator (voice)
Ted MarcouxNarrator
Peter ThomasNarrator
Brian GreeneHost