From over 100,000 films, discover the handful you'll love.
Free or premium access to the world's largest documentary library.
7227 films(Page 28 of 151)
Eagle owls, once nearly extinct in Germany, now have about a thousand breeding pairs in the Black Forest, where they hunt and raise their young.
A 13.6-kilometer tunnel under construction in Istanbul will be the deepest immersed tunnel in the world, designed to improve safety after past disasters.
Badgers, known for their fierce nature, are shown defending themselves and competing for food against various opponents in their natural habitat.
Tibetan macaques on Mount Huangshan navigate seasonal changes and complex social hierarchies, showcasing their behaviors throughout the year.
The Commandant Charcot measures 492 feet long and weighs 30,000 tons, making it the first cruise ship with icebreaking capabilities.
Brown bears can deliver a punch strong enough to crush a bowling ball, using their powerful paws in battles for territory and mates.
On May 22, 1960, a massive earthquake in Valdivia, Chile, triggered ocean waves up to 25 meters high, leaving two million people homeless.
Drones are revealing that sharks inhabit coastal waters closer to shorelines than previously understood, raising concerns about marine safety.
Deadly storms across the globe, including Super Typhoon Hagibis in Japan and hurricanes in the Gulf of Mexico, are documented through real-life footage and eyewitness accounts.
Fetal stem cell therapy, a highly debated medical advancement, faces significant religious and regulatory challenges while offering hope for transformative treatments abroad.
Schizophrenia, characterized by symptoms such as hallucinations and paranoia, is examined alongside treatment options like antipsychotic medication and avatar therapy.
Erling Strand has recorded mysterious pulsating lights in Norway's Hessdalen Valley since 1999, with sightings dating back to the 1930s.
A lander intended for Mars crashed 3.7 kilometers above the surface due to a false altitude reading, illustrating the challenges of space exploration.
DNA evidence from the 1986 murder of Sherri Rasmussen led to a breakthrough in a case that had remained unsolved for over 23 years.
China and India face significant challenges as soil erosion and desertification threaten arable land, impacting the livelihoods of millions in these populous nations.
Kyrgyzstan's semi-nomadic population, rich cultural heritage, and stunning Tian Shan mountains highlight a unique harmony between people and nature.
Plants play a crucial role in ecosystems, yet they are often overlooked and mistreated, highlighting their remarkable capabilities and importance.
Ice Cube, a neutrino telescope at the South Pole, consists of over 5,000 detectors spread out in a cube about a kilometer on each side.
Volcanoes, including Sinabung in Indonesia and Mount Etna in Europe, continue to pose significant threats to human life and infrastructure through unexpected eruptions.
Space exploration and scientific phenomena are explored through a series of engaging segments, providing fascinating insights to ease viewers into sleep.
The global pharmaceutical industry prioritizes profits over people, revealing the lengths companies will go to secure drug approvals and maximize prices.
In 2017, Tom Delonge and Lue Elizondo facilitated the release of U.S. Navy videos showing "Tic Tac UFOs," prompting further investigation into UAP phenomena.
In 1900, Max Planck tackled the mystery of why a heated light bulb filament changes color, sparking the birth of quantum mechanics.
Tony Robinson and Phil Harding explore America's dinosaur capitals, participating in digs with experts like Jack Horner and examining the lucrative dinosaur tourism industry.
The James Webb Space Telescope has captured images and data from over 13 billion years ago, enhancing our understanding of the universe since 2021.
A tornado measuring more than two and a half miles wide struck Moore, Oklahoma, in May 2013, producing winds that reached 300 miles per hour.
In Colorado, California, and beyond, the Raneys assist struggling homesteaders by transforming properties with innovative renovations and practical solutions.
Only one known skeleton of Spinosaurus exists, discovered in 2013, but recent excavations in Morocco have revealed additional bones that could change its history.
Catastrophic avalanches, such as the 2015 Mount Everest disaster that killed twenty-five climbers, highlight the deadly nature of these unpredictable natural events.
One billion birds fly over Israel each spring as they migrate from Africa to Europe and Asia, stopping to rest in the Great Rift Valley.
Mars presents extreme challenges for human survival, prompting discussions on genetic evolution and technological advancements from figures like Nikola Tesla and NASA's robotic missions.
Loch Ness, measuring 22 miles long and 754 feet deep, has been the site of an average of 13 reported monster sightings each year since the 1930s.
Chris Horsley inspects Katla in Iceland to install an early warning system for the volcano.
One in 5,000 boys is born with muscular dystrophy, a condition that affects Gabriel, who relies on medical advancements like CRISPR for hope.
Britain's unpredictable weather, characterized by gales, floods, and snow, poses significant challenges, prompting an exploration of forecasting and damage prevention measures.
Ancient accounts and scientific theories suggest a potential connection between extraterrestrial visitors and human DNA, raising questions about humanity's genetic origins.
Neanderthals were physically superior but became extinct, revealing their complex relationship with modern humans.
Jim Al-Khalili explores the profound relationship between everything and nothing, examining the universe's nature through the lenses of math and science.
Elusive ocean predators like sperm whales and monk seals are highlighted alongside profound human connections with marine life in this captivating exploration.
A 25,000-mile arc of tectonic activity stretches from the glaciers of Alaska to the deserts of Chile, shaping the Earth's surface through earthquakes and volcanic eruptions.
Engineers have developed innovative equipment and techniques to make the world's highest mountains accessible, while climbers have achieved remarkable summits.
Sharks and crocodiles are examined as two of the most dangerous predators in their respective environments, highlighting their behaviors and interactions.
Explore the unique challenges of life, love, and sex in space as astronauts navigate daily routines and relationships beyond Earth.
There are an estimated one trillion planets in the Milky Way galaxy, many of which could potentially support life.
More than 200 witnesses recount various UFO incidents, highlighting the ongoing relevance of unexplained phenomena and the Pentagon's acknowledgment of a secret UFO program.
15 kilos of gear accompany Nathanaël as he searches for the Gaboon viper, one of the largest vipers with the longest venomous fangs in the world.
Over 50 international neuroscientists present findings that challenge the belief that the adult brain cannot change after childhood development.
A fissure eight miles long opened during the 2002 eruption of Nyiragongo, destroying 4,500 houses and displacing 400,000 people in Goma City.
