The epic story of the life of a volcano, capable of both causing the extinction of all things and helping the evolution of species, over 60 million years.

The fearsome bat is amongst the stealthiest hunters in the Animal Kingdom, but for all their ingenious abilities, a species of grasshopper in the mountains of Bulgaria has learnt to outsmart them. Now, join a team of researchers armed with state-of-the-art ultrasonic cameras, as they discover the mechanisms behind this standoff. The Secret Life of Bats reveals the science behind sonar, and the hidden hunting challenges faced by this deadly predator.

A vivid journey into the mysterious subterranean world of mycelium and its fruit— the mushroom. A story that begins 3.5 billion years ago, fungi makes the soil that supports life, connecting vast systems of roots from plants and trees all over the planet, like an underground Internet. Through the eyes of renowned mycologist Paul Stamets, professor of forest ecology Suzanne Simard, best selling author Michael Pollan, food naturalist Eugenia Bone and others, we experience the power, beauty and complexity of the fungi kingdom.

The sinking of the RMS Titanic remains one of the most enduring and mysterious tragedies of the 20th century. For decades, investigators and amateurs alike have floated theories for why it occurred and who was to blame for the extraordinary loss of life, but no one answer could fully explain what happened. Until now. To mark the 100th anniversary of the infamous disaster, Smithsonian Channel will premiere Titanic's Final Mystery. The two-hour special investigates a century of theories and uncovers astonishing new forensic evidence that proves the most likely theory for the case.

Probably no other sea animal has captured our affection and attention like the dolphin. Its intelligence and athleticism has fascinated observers for years. Dolphins seem to exhibit a friendly willingness to co-operate with humans...something very rare in the wild animal kingdom.

David Attenborough narrates this close up look at these tiny pollinators captured in flight as never before. Acrobats of the air - flying jewels - iridescent partners of countless plants: hummingbirds are amongst the most remarkable creatures on our planet.

In the summer of 1961, a group of young Italian anthropologists made a clandestine journey through Spain, in order to record popular songs that supported anti-Franco resistance. As a result of their work, they were prosecuted and their recordings were censored. Sixty years later, and guided by Emilio Jona, aged 92, the last living member of that group of travellers, we recover the unpublished recordings and reconstruct the journey, today, across an emotional and political landscape, regaining historical memories through these songs, as relevant today as they were then.

A troop of children from eight to thirteen, abandoned on an island, struggling for life in the midst of passion fueled by the differences of nationalities. A story in the style of Robinson Crusoe revisited by Jules Verne.

In June 2013, Laura Poitras and reporter Glenn Greenwald flew to Hong Kong for the first of many meetings with Edward Snowden. She brought her camera with her.

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The moral dimension of humanity's interaction with nonhuman animals and the industries that profit from their exploitation, as informed by world religions. A historical explanation of how the current global situation came to be.

A look at the people, history, and recovery of the mountain since the eruption in 1980.