When Charles Darwin's life's work is in danger of being scooped by Alfred Wallace, one of his children is stricken by scarlet fever and one with diphtheria. His wife, Emma, is his rock, helping him through the turmoil. This story brings to life the compelling human story behind the publication of one of history's most influential theories.

An intimate exploration of the struggles and choices facing transgender kids and their parents. Through moving, personal stories of children, parents, and doctors, the film examines new medical interventions increasingly being offered at younger ages.

"It's the mystery of mysteries - especially to parents. Now the experts are exploring the recesses of the brain and finding explanations for why adolescents behave the way they do and how the new discoveries can change the way we teach, or perhaps even understand, our teenagers"--Container.

A major discovery shows how life came back after an asteroid wiped out the dinosaurs. With exclusive access to a fossil trove from the key first million years after impact, the film charts the rise of a new living world from the ashes.

Eagles dominate the skies. But what makes these predators so special? Researchers put one eagle to the test, and stunning up-close footage reveals her incredible strength, eyesight, and flying skills.

A team of intrepid paleontologists recently discovered a lost world of dinosaurs in the unlikeliest of places - deep in the dark, snowy wilds of northern Alaska and the Aleutian Islands.

Einstein called it 'spooky action at a distance, ' but today quantum entanglement is poised to revolutionize technology. Physicists have become gradually convinced that quantum entanglement is real, but a few doubts remain. NOVA follows a groundbreaking experiment in the Canary Islands to use quasars at opposite ends of the universe to once and for all settle remaining questions.

Tells the story of the dawn of forensic investigation, focusing on a number of cases of death by poisoning as well as accidental death by exposure to deadly chemicals. Examines the pioneering efforts of New York's first medical examiner Charles Norris and his assistant, toxicologist Alexander Gettler.

Whether it's electric lights, addiction to digital devices, or just the fast pace of modern life, one thing is clear: it seems to be getting harder to get a good night's sleep. Almost 50 percent of Americans say they can't get the zzz's they need. To understand why many are sleep deprived, take a deep dive into the body's control center, the brain, and follow the work of researchers who are unraveling the secrets of sleep.

Follow Pete Evans, Australia's top celebrity chef, on a culinary journey across America as he teams up with the country's most innovative chefs to source the finest regional ingredients and create a multicourse feast for friends. In Season Two, learn cooking tips and techniques from our talented chefs including Susan Feniger, Mary Sue Milliken, Donald Link, and Marco Canora, and how you can interpret their flavorful dishes in your own kitchen. Watch...