H2O [DVD] : the molecule that made us / directed by Nicolas Brown, Alex Tate ; produced by David Allen, Catherine Watling ; written by David Allen

Nature. Bears [DVD] / produced by Anuschka Schofield

The vote [DVD] / a 42nd Parallel Films production for American Experience ; written and directed by Michelle Ferrari ; produced by Connie Honeycutt and Michelle Ferrari ; edited by Ilya Chaiken and Nancy Novack ; narrated by Kate Burton

No passport required, with Marcus Samuelsson. Season two [DVD] / directed by Joanna Forscher, Nick August-Perna, Chloe Chapman ; produced by Mark W. Olsen

The gene [DVD] : an intimate history / based on the book by Siddhartha Mukherjee ; director, Chris Durrance, Jack Youngelson ; producer, Barak Goodman ; writer, Geoffrey C. Ward, Barak Goodman, David Blistein

Seven worlds, one planet [DVD]

The poison squad [DVD]

Washington [DVD] / directed by Roel Reiné, Matt Ginsburg ; written by Richard Lopez, Jeremiah Murphy, Kristen Burns and Ben Kaplan

Mysteries of sleep [DVD] / director, Terri Randall ; producer, Laurie Cahalane, Melanie Wallace, Terri Randall ; author, Terri Randall

Asian Americans [DVD] / producers, Renee Tajima-Pena, S. Leo Chiang, Grace Lee, Geeta Gandbhir ; writers, S. Leo Chiang, Victoria Chalk, Aldo Velasco, Grace Lee, Alex Keipper

Sealab [DVD] / an Insignia Films production for American experience ; WGBH ; American Experience Films, PBS ; produced by Amanda Pollak ; written and directed by Stephen Ives

The Facebook dilemma [DVD] / directed by James Jacoby ; written and produced by Anya Bourg, James Jacoby ; co-producers, Megan Robertson, Pierre Takal ; produced in association with NDR ; a FRONTLINE production with Left/Right Docs ; FRONTLINE is a production of WGBH/Boston

The toys that made us. Season 1 [DVD] / Netflix presents ; Nacelle Company ; producers, Mike Ponterotto, Ian Roumain, Bryan Gutierrez Shelton ; directed by Tom Stern ; created by Brian Volk-Weiss

The toys that made us. Season 2 [DVD] / Netflix presents ; Nacelle Company ; producers, Mike Ponterotto, Ian Roumain, Bryan Gutierrez Shelton ; directed by Tom Stern ; created by Brian Volk-Weiss

Saving the dead sea [DVD] / directed by Terri Randall ; produced by Avner Tavori [and 3 others]

Margaret [DVD] : the rebel princess / producer/director, Hannah Berryman ; a BBC Studios production for PBS and BBC

Homo spatius [DVD] / producer, Jerome Duc-Maug ; writer, Jean-Christophe Ribot, director, Jean-Christophe Ribot [and 1 other]

College behind bars [DVD] / a film by Lynn Novack ; Ken Burns presents ; a Skiff Mountain Films production in association with Florentine Films ; produced by Salimah El-Amin & Mariah Doran ; produced by Sarah Botstein ; produced & directed by Lynn Novick

The egg [DVD] : life's perfect invention

The last survivors [DVD] / director, Arthur Cary