WGBH

Host Neil deGrasse Tyson will tackle one of science's major challenges in each video, framed as a simple question that ordinary people wonder and worry about. Neil will guide us as he explores dramatic discoveries and the frontiers of research that connect each central, provocative mystery. Episode includes: 1) Space Dangers - Can we protect Mars-bound astronauts from deadly meteroids and the ill effects of radiation and zero gravity? 2) Next-Generation...

Host Neil deGrasse Tyson will tackle one of science's major challenges in each video, framed as a simple question that ordinary people wonder and worry about. Neil will guide us as he explores dramatic discoveries and the frontiers of research that connect each central, provocative mystery. Episode includes: 1) Magic and the Brain - Neuroscientists join Penn and Teller to explore why humans are so easily fooled by magic tricks. 2) Can Machines...

Host Neil deGrasse Tyson will tackle one of science's major challenges in each video, framed as a simple question that ordinary people wonder and worry about. Neil will guide us as he explores dramatic discoveries and the frontiers of research that connect each central, provocative mystery. Episode includes: 1) Can My Car Live Forever? - Irv Gordon has driven his 1966 Volvo more than 2.7 million miles. But don't ask if you can drive it yourself....

Based on the Molly of Denali TV show now on PBS KIDS, Molly of Denali: Little Dog Lost is a Level One I Can Read! When Anka, Tooey's new sled dog, goes missing, what can Molly and Tooey do to make sure the lost dog finds her way home? Produced by WGBH Boston, Molly of Denali is an action-adventure comedy that follows the adventures of feisty and resourceful 10-year-old Molly Mabray, an Alaska Native girl. Molly helps her mom and dad run the Denali...

Based on the Molly of Denali TV show now on PBS KIDS, Molly of Denali: Crane Song is a Level One I Can Read! In Crane Song, Molly can't wait to help her scientist friends study baby cranes. They head out into the wilderness to put bands on the baby cranes' legs, so they can keep track of where the cranes go. But every time they get close, the baby cranes get scared away. Molly makes an emergency call to Grandpa Nat to come up with a solution! Produced...

This video weighs the risks against the benefits of getting a personal genetic profile; takes a closer look at algae, and asks if it may be our biofuel of the future; explores the undersea Gakkel Ridge, deep in the Arctic Ocean, for clues that one of Jupiter's moons may host life; and profiles Yoky Matsuoka, a leader in the emerging field of neurobotics-the fusion of neuroscience and robotics.

This inspirational documentary is about a band of courageous civil-rights activists calling themselves the Freedom Riders. Gaining impressive access to influential figures on both sides of the issue, it chronicles a chapter of American history that stands as an astonishing testament to the accomplishment of youth and what can result from the incredible combination of personal conviction and the courage to organize against all odds.

How does a dam resist the crush of millions of gallons of water? Host David Macaulay surveys the dam -- the biggest, costliest structure of all -- from Hoover's concrete arch confronting the Colorado River to the Aswan High Dam, a veritable underwater mountain sitting on the Nile riverbed, holding back a lake the size of England.

What keeps a tunnel from collapsing? Tunnels have advanced from dangerous, claustrophobic passages to spacious, safe subterranean networks as roomy as shopping malls. Host David Macaulay takes viewers underground to explore the history and ingenuity behind some of the world's tunneling marvels.

Felicity Jones and J.J. Feild star in this made for television adaptation of Jane Austin's easygoing parody of gothic fiction concerning a hopeless romantic drawn into a mysterious relationship.