NOVA
What Caused the Dinosaurs to Go Extinct?
Show title: NOVA
Video title: What Caused the Dinosaurs to Go Extinct?
Video duration: 1m 50sVideo description: The asteroid released the equivalent of 10-billion nuclear bombs worth of energy when it struck Earth. The impact started a chain of events that wiped out 75% of all plants and animals at the time.
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What Drones Can See
2m 52s
An engineer describes the next-generation surveillance sensor for UAVs, called ARGUS.
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A Next-Generation Drone
48s
The X-47B prototype can land on a flight deck without input from a pilot.
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Neanderthal Superglue
2m 58s
The world’s first industrial process likely began with the Neanderthals. In this video, watch as NOVA reenacts the Neanderthal technique of pitch extraction through a complex called dry distillation.
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Scanning the Dead
2m 10s
Virtual autopsies paint remarkably informative pictures of a body's post-mortem condition. Watch Dr. Anders Persson and his team get under the virtual skin of a victim in order to uncover more information about his death.
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A Neanderthal Burial
2m 16s
Until recently, scientists have encountered scant evidence of Neanderthal ritual or religious practice. A new discovery, though, suggests that Neanderthals—much like today’s bear hunters—ceremoniously cut off panther paws and kept them as trophies.
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Earth from Space Preview
50s
"Earth From Space" is a groundbreaking two-hour special that reveals a spectacular new space-based vision of our planet. Produced in extensive consultation with NASA scientists, NOVA takes data from earth-observing satellites and transforms it into dazzling visual sequences, each one exposing the intricate and surprising web of forces that sustains life on earth.
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Meet the Volcanoes
2m 57s
Volcanoes can come in many shapes and sizes. PRODUCTION CREDITS Produced, animated, and edited by Anna Rothschild Original Footage ©WGBH Educational Foundation For a full list of credits, see http://www.pbs.org/wgbh/nova/earth/meet-volcanoes.html
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A Volcanic Labyrinth
2m 59s
Thrihnukagigur crater is the only place on Earth where the anatomy of a volcano can be studied from the inside. When geologists journeyed into its heart, they discovered that a network of fissures links together distant volcanoes.
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Who Killed Lindbergh's Baby? Preview
30s
Expert investigators reexamine one of the greatest murder mysteries of all time.
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Building Pharaoh's Chariot Preview
30s
A team of archaeologists, engineers, woodworkers, and horse trainers join forces to build and test two highly accurate replicas of Egyptian royal chariots. They discover astonishingly advanced features, including spoked wheels, springs, shock absorbers, anti-roll bars, and even a convex-shaped rear mirror, leading one of them to compare the level of design to the engineering standards of 1930's.
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Rise of the Drones Preview
30s
Meet a new breed of flying robots, from tiny swarming vehicles to giant unmanned planes.
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Decoding Neanderthals Preview
30s
Over 60,000 years ago, the first modern humans—people physically identical to us today—left their African homeland and entered Europe, then a bleak and inhospitable continent in the grip of the Ice Age. But when they arrived, they were not alone: the stocky, powerfully built Neanderthals had already been living there for hundred of thousands of years.
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Doomsday Volcanoes - Preview
30s
In April, 2010 the eruption of Iceland's Eyjafjallají¶kull volcano turned much of Europe into an ash-strewn no-fly zone, stranding millions of travelers. But was Eyjafjallají¶kull just the start? Now, an even more threatening Icelandic volcano, Katla, has begun to swell and grumble. Two more giants, Hekla and Laki, could erupt without warning.
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Space Kids
1m 34s
For Jet Propulsion Laboratory engineers, Curiosity's landing represented the culmination of many years of hard work and personal aspiration. In this video, they trace their love of space back to childhood memories and express their gratitude for being given the opportunity to land a rover on Mars.
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Inside the Megastorm Preview
30s
/ TV-PG
Was Megastorm Sandy a freak combination of weather systems? Or are hurricanes increasing in intensity due to a warming climate? How did this perfect storm make search and rescue so dangerous? "Inside the Megastorm" takes viewers moment by moment through Sandy, its impacts, and the future of storm protection.
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A Never Ending Supply
2m 44s
What makes an energy source renewable and how can we use them to power our societies?
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Growing Appetites, Limited Resources
2m 21s
The need for alternative energy sources is more pressing than ever.
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Ancient Computer Preview
29s
A Greek shipwreck holds the remains of an intricate bronze machine that turns out to be the world’s first computer.
Pagination
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