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Find by Interest Earth

Arctic Dinosaurs

Arctic Dinosaurs
Experts in Alaska investigate how dinosaurs managed to thrive in polar regions.

Balloon Race Around the World

Balloon Race Around the World
Delve into the history and science of ballooning, and follow some of the attempts in the '90s to be the first to circumnavigate the globe.

The Big Energy Gamble

The Big Energy Gamble
Can California's ambitious plan to cut greenhouse gases actually succeed?

NOVA scienceNOW: Booming Sands

NOVA scienceNOW: Booming Sands
Scientists look into a generations-old conundrum: how and why do certain sand dunes produce mysterious noises?

Cracking the Ice Age

Cracking the Ice Age
Did the crash of continents that produced the Himalayan Mountains also trigger the Ice Age?

Deadly Shadow of Vesuvius

Deadly Shadow of Vesuvius
The shattered remnants of the Roman city of Pompeii bear witness to the risk that the people of Naples still face today.

Descent Into the Ice

Descent Into the Ice
A team of "glacionauts" ventures into a labyrinth of unexplored and hazardous glacier caves on France's Mt. Blanc.

Diamond Deception

Diamond Deception
Makeshift labs in China and Russia are turning out synthetic gemstones that rival natural diamonds.

NOVA scienceNOW: Diamond Factory

NOVA scienceNOW: Diamond Factory
Visit a laboratory where entrepreneurs are growing perfectly pure diamonds.

Dimming the Sun

Dimming the Sun
New evidence that air pollution has masked the full impact of global warming suggests the world may soon face a heightened climate crisis.

NOVA scienceNOW: Dinosaur Plague

NOVA scienceNOW: Dinosaur Plague
Insects caught in amber spark a controversial theory about what killed the dinosaurs.

Everest

Everest
Take a virtual climb of Mt. Everest through panoramic photography and explore the personalities, dangers, and history associated with the mountain.

Extreme Ice

Extreme Ice
An acclaimed photographer teams up with scientists to document the runaway melting of arctic glaciers.

Fire Wars

Fire Wars
Wildland firefighters battle one of the most destructive fire seasons in U.S. history.

Flood!

Flood!
The Great Flood of 1993 leaves a wake of destruction across the Midwest. Can rivers ever be contained?

Hawaii Born of Fire

Hawaii Born of Fire
From their blistering beginnings as molten rock, the Hawiian islands have grown into a verdant paradise of unique lifeforms.

Hunt for the Supertwister

Hunt for the Supertwister
Tornado-chasing scientists with an eye to better forecasting risk their lives to plumb the secrets of nature's most terrifying killer.

NOVA scienceNOW: Hurricanes

NOVA scienceNOW: Hurricanes
Predicting a hurricane's intensity is notoriously difficult, but new tools may make it easier.

Into the Abyss

Into the Abyss
A daring expedition attempts to retrieve several "black smoker chimneys" from the seafloor a mile and a half down.

Jewel of the Earth

Jewel of the Earth
David Attenborough probes the mysteries of ancient life-forms perfectly preserved in amber.

Magnetic Storm

Magnetic Storm
Is the magnetic field protecting Earth from deadly radiation about to reverse direction or even disappear?

NOVA scienceNOW: Mass Extinction

NOVA scienceNOW: Mass Extinction
What caused the mother of all extinctions 250 million years ago?

Megabeasts' Sudden Death

Megabeasts' Sudden Death
Scientists propose a radical new idea of what killed off mammoths and other large animals at the end of the Ice Age.

Mountain of Ice

Mountain of Ice
Jon Krakauer and fellow mountaineers pioneer a new route on a scientific expedition up Antarctica's highest peak.

Mysterious Life of Caves

Mysterious Life of Caves
Toxic caverns teeming with strange life-forms spark a radical theory of how caves take shape.

Mystery of the Megaflood

Mystery of the Megaflood
What unleashed a catastrophic flood that scarred thousands of square miles in the American Northwest?

Mystery of the Megavolcano

Mystery of the Megavolcano
Researchers from Indonesia to Greenland unearth clues to the greatest volcanic eruption of the last 100,000 years.

Origins

Origins
Journey back to the beginning of everything: the universe, Earth, and life itself.

NOVA scienceNOW: Secrets in the Salt

NOVA scienceNOW: Secrets in the Salt
Salt deposits that formed 250 million years ago hold tantalizing hints of early life.

Sinking City of Venice

Sinking City of Venice
Experts struggle to save the City of Canals before it vanishes beneath the waves.

Storm That Drowned a City

Storm That Drowned a City
Experts and eyewitnesses reconstruct the devastating floods that Hurricane Katrina unleashed on New Orleans.

NOVA scienceNOW: Profile: Lonnie Thompson

NOVA scienceNOW: Profile: Lonnie Thompson
A climatologist struggles to save ancient history preserved in ice that is now melting.

Tracking El Niño

Tracking El Niño
Scientists struggle to understand the El Niño phenomenon, second only to the seasons in its effect on global weather.

Volcano Above the Clouds

Volcano Above the Clouds
Join a scientific expedition to the glacier-capped summit of Kilimanjaro, Africa's tallest mountain.

Volcano's Deadly Warning

Volcano's Deadly Warning
A man obsessed with understanding volcanoes comes up with a radical new way to predict eruptions.

Volcano Under the City

Volcano Under the City
A restless mountain threatens a bustling metropolis perched on its flanks.

Warnings from the Ice

Warnings from the Ice
What does it mean that over the past half century, the coastal ice on the Antarctic Peninsula has been gradually disappearing?

Wave That Shook the World

Wave That Shook the World
Experts reconstruct the 2004 Indian Ocean tsunami in an effort to prepare for the next big one.

What's Up with the Weather?

What's Up with the Weather?
FRONTLINE and NOVA take on a complex and critical phenomenon—global warming.

 

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