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Temporada 52
After decades in the shadows, UFOs are being studied seriously. Are they weather balloons, optical illusions, secret military technology? Or something else? Follow scientists as they try to unravel the mystery of the strangest objects in our skies.
After decades in the shadows, UFOs are being studied seriously. Are they weather balloons, optical illusions, secret military technology? Or something else? Follow scientists as they try to unravel the mystery of the strangest objects in our skies.
In New York City, a team of elite engineers and construction workers are on a mission to build the ultimate airport. Follow their ups and downs as they race to build a new, world-class LaGuardia on the site of one of America's busiest aviation hubs.
In New York City, a team of elite engineers and construction workers are on a mission to build the ultimate airport. Follow their ups and downs as they race to build a new, world-class LaGuardia on the site of one of America's busiest aviation hubs.
Why are birds the only dinosaurs still alive today? Rare fossil discoveries are revealing the secrets of bird evolution, telling the story of how some resilient feathered dinos became the vast array of colorful bird species that fill our skies.
Why are birds the only dinosaurs still alive today? Rare fossil discoveries are revealing the secrets of bird evolution, telling the story of how some resilient feathered dinos became the vast array of colorful bird species that fill our skies.
Follow archaeologists as they discover a long-lost ancient cemetery in Egypt's sacred desert. Treasures emerge unlike anything seen by the team, revealing details of a unique period when women had remarkable power.
Follow archaeologists as they discover a long-lost ancient cemetery in Egypt's sacred desert. Treasures emerge unlike anything seen by the team, revealing details of a unique period when women had remarkable power.
New archaeological finds in Pompeii are revealing that the city, hailed as a sophisticated jewel of the Roman Empire, hid a very dark side. As the evidence unfolds, a much more complex picture of the fated city comes into view.
New archaeological finds in Pompeii are revealing that the city, hailed as a sophisticated jewel of the Roman Empire, hid a very dark side. As the evidence unfolds, a much more complex picture of the fated city comes into view.
On March 26, 2024, a massive container ship plowed into the Francis Scott Key Bridge, killing six highway workers. How did the ship lose control? Why did the bridge fail so catastrophically? And how many other bridges around the world are at risk?
On March 26, 2024, a massive container ship plowed into the Francis Scott Key Bridge, killing six highway workers. How did the ship lose control? Why did the bridge fail so catastrophically? And how many other bridges around the world are at risk?
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