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7227 films(Page 42 of 151)
Drought, a historical catalyst for the collapse of civilizations like the Aztec and Toltec empires, poses a significant threat with potential mega-droughts lasting 40 years.
A 1,000-ton Baptist church built in 1806 is relocated in Salem, Massachusetts, to become a new courthouse law library after six months of work.
Palaeontologist Jack Herer leads groundbreaking research in Argentina and Wyoming, revealing insights into dinosaur behaviour and evolution through newly discovered embryos.
In 1225, theologian Robert Grosseteste proposed a theory resembling the Big Bang, suggesting the universe began from a tiny point of light created by God.
What would happen to Earth and the solar system if the Moon suddenly disappeared, alongside explorations of light speed and cosmic objects?
In 2026, scientists assess the potential threat of a catastrophic asteroid impact on Earth, similar to the event that led to the extinction of the dinosaurs.
Organic food labels often mislead consumers, prompting a critical examination of the food system and the need for sustainable solutions from the ground up.
Xavier, a French ornithologist, explores Ecuador's diverse ecosystems, including the Andes mountains and the Amazon Basin, in search of new wildlife species.
Moons in the outer solar system, such as Titan and Enceladus, challenge our understanding of planetary bodies with their dynamic environments and potential for life.
The Danube River, flowing through ten countries, faces ecological challenges from human modifications and ongoing debates over its preservation in Bavaria.
Four meters is the potential rise in sea levels if the West Antarctic ice sheet breaks up, threatening coastal communities worldwide.
Mohenjo-Daro's ancient ruins, UFO sightings at Fukushima, and theories of alchemy suggest connections between past civilizations and nuclear phenomena.
Nearly 100 hostages are taken during a 12-day riot at the Atlanta Federal Prison, prompting a major response from FBI negotiators and tactical teams.
With 1.4 billion cows globally, their success story is intertwined with their wild ancestors, showcasing the evolution of cattle from hunted species to mass production.
Antelopes, with over 70 species native to Africa, showcase a stunning variety of horns, fur colors, and patterns, highlighting their elegance and agility.
Baton Rouge faces a crisis as a serial killer targets women, leaving investigators puzzled by a pattern of missing phones and scant evidence.
Elephants, hippos, rhinos, antelopes, bears, and big cats showcase their intelligence, social bonds, and survival skills across diverse habitats in this wildlife series.
In 2016, a team of scientists undertook a massive operation to relocate the Halley VI Research Station in Antarctica 23 kilometers away from a threatening ice chasm.
Solar storms, like the Carrington Event of 1859, pose a significant threat to modern technology, potentially causing catastrophic damage and global blackouts.
The episode reveals how we accurately keep time and triangulate location through history.
In 1911, American historian Hiram Bingham discovered Machu Picchu, an Inca citadel with over 170 buildings, hidden beneath tropical vegetation.
Mesopotamia's innovations, including the wheel and astronomical knowledge, laid foundational principles that shaped modern science and technology.
L'orgasme masculin, souvent perçu comme simple, révèle une complexité insoupçonnée à travers les témoignages d'hommes explorant les nuances de leur plaisir.
The oak tree, a symbol of strength and resilience, supports diverse ecosystems while revealing insights into climate change through its extensive life cycle.
Approximately 95 percent of the universe consists of dark matter and dark energy, yet their true nature remains unknown to scientists.
Karahan Tepe, an ancient underground city in Turkey, features extensive tunnels and multi-level structures, marking it as potentially the world's oldest megalithic site!
Animal behaviors such as communication, hunting, and adaptation are explored through various species, from jellyfish to elephants, highlighting their survival strategies.
This episode reveals how science fuels warfare during the Cold War and shapes global politics.
New projects advance slowly, moving hardware into testing for Mars exploration missions.
Nobel Laureate John Mather and Nat Geo Explorer-in-Residence Robert Ballard discuss the role of technology in expanding the limits of the known universe.
PFAS, known as Forever Chemicals, have contaminated the planet and human bodies, posing serious health risks while activists seek justice against their manufacturers.
In Cosford, British Ufologist Nick Pope discusses a mysterious UFO sighting, while Shaun Ryder explores alien abduction claims and the psychological impact of such experiences.
A team of scientists tests rocket components aboard helium balloons at an altitude of 30 kilometers in Fairbanks, Alaska, to advance space travel technology.
Current estimates suggest there are approximately two trillion galaxies in the observable universe, each containing around 100 billion stars.
For almost 20 years, people in a Norwegian valley have reported strange lights hovering near them, sparking ongoing investigations into their origin.
Iberian butterflies face population declines due to habitat loss and predation, highlighting the need for targeted conservation efforts to protect their ecosystems.
Seven new stars form each year within the Milky Way, driven by events like supernova explosions and interactions with other stars.
In the wild, newborn predators like cheetah cubs and baby wasps employ unique survival strategies to navigate the challenges of their environments.
In the Jura Mountains, a sub-alpine range along the French border, diverse wildlife thrives amidst unspoiled nature, including lynx, foxes, and the historic Freiberger horses.
Zika virus, linked to severe birth defects in babies, has spread globally for decades, prompting urgent research into its origins and potential long-term effects on health.
Manny Puig faces life-threatening encounters with venomous snakes in Florida's marshlands while searching for the elusive Python and battling a dangerous bite.
Australia's diverse ecosystems, from the Outback to ancient rainforests, host unique wildlife such as red kangaroos, cassowaries, and the duck-billed platypus.
Stars, fueled by nuclear fusion, undergo a life cycle marked by intense energy production and dramatic transformations, culminating in their eventual demise.
Explore the rigorous training and challenges of becoming an astronaut through the insights of Prof. Dr. Ulrich Walter and stories of legendary space explorers.
Ancient Antarctica, once a vibrant ecosystem, hosted colossal dinosaurs like Cryolophosaurus and Glacialisaurus, revealing insights into mass extinctions and avian evolution.
Jupiter, the largest planet, reveals unique mysteries about our solar system's formation.
The evolution of aviation is showcased through iconic aircraft, from the Bell X-1's supersonic breakthrough to Howard Hughes' monumental Spruce Goose.
Mountain animals, including Golden Eagles and various Wild Sheep, exhibit unique survival adaptations to thrive in harsh alpine environments.
