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Mathematics

Data Analysis

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Air Bag Design

Air Bag Design

Using automobile crash test footage, this video segment adapted from NOVA shows some of the challenges in designing the air bag.

3-12

Video

Antarctica: A Challenging Work Day

Antarctica: A Challenging Work Day

What happens when the ground under your feet is ice and it's moving? This video segment adapted from NOVA features some of the dangers faced by scientists conducting research in Antarctica. OER Level

3-12

Video

Antarctica: Sea Ice

Antarctica: Sea Ice

This video segment adapted from NOVA uses microwave images to reveal how sea ice doubles the size of Antarctica each winter. Rare footage shows how sea ice crushed the famous ship Endurance in 1914. OER Level

K-12

Video

Antarctic Ice Movement: Part I

Antarctic Ice Movement: Part I

This video segment adapted from NOVA explains why ice sheets move. To find out how fast they move, scientists carve a tunnel through a glacier.

6-12

Video

Antarctic Ice Movement: Part II

Antarctic Ice Movement: Part II

Within Antarctic ice sheets are fast-moving streams of ice. This video segment adapted from NOVA hypothesizes about how ice streams are the result of warming at the end of the last ice age.

6-12

Video

Are We Alone?

Are We Alone?

This video segment adapted from NOVA features a variety of scientific perspectives on the age old question, "Are we alone in the universe?" Animations make vivid the improbability that we could intercept a radio wave signaling extra terrestrial intelligence.

6-12

Video

Booming Sands

Booming Sands

This video segment, adapted from NOVA scienceNOW, presents basic concepts of physics behind "booming" sand dunes. See how surface tension affects potential and kinetic energy and how it all works together to create sound. OER Level

6-12

Video

Caves: Extreme Conditions for Life

Caves: Extreme Conditions for Life

This video segment adapted from NOVA raises the provocative idea that if life can exist in the most extreme environments on Earth — such as in dark, toxic caves — then perhaps living things can also survive in harsh environments on other planets. OER Level

6-12

Video

Chasing Tornadoes

Chasing Tornadoes

In this video segment adapted from NOVA, scientists are on the hunt for tornadoes. Using Doppler radar, they gather data in the hopes of solving the mystery of how tornadoes form. OER Level

6-12

Video

Climate Change

Climate Change

This video segment adapted from NOVA explains the difference between weather and climate and features groundbreaking analysis revealing that Earth's climate has changed much faster than previously believed.

6-12

Video

Create a DNA Fingerprint

Create a DNA Fingerprint

Learn DNA profiling, the technique police use to catch the guilty and free the innocent. From NOVA: "The Killer's Trail" Web site. OER Level

6-12

Interactive

Dating Lava Flows on Mauna Loa Volcano, Hawaiʻi

Dating Lava Flows on Mauna Loa Volcano, Hawaiʻi

In this video segment adapted from NOVA, scientists search for carbonized remains of plants preserved in lava flows to find out how long it has taken rain forests on Hawaiʻi to regenerate after a volcanic eruption. OER Level

3-12

Video

Earthquake Prediction

Earthquake Prediction

This video segment adapted from NOVA tells the tragic story of two Japanese seismologists who disagreed about the threat of earthquakes in the early twentieth century. Today, seismologists in California offer residents a probability of risk that an earthquake might occur.

6-12

Video

Earthquakes: San Francisco

Earthquakes: San Francisco

The history of earthquakes in the San Francisco Bay area is plotted on a digital map and analyzed in this video segment adapted from NOVA.

6-12

Video

Earthquakes: The Prehistoric Record

Earthquakes: The Prehistoric Record

In this video segment adapted from NOVA, a geologist digs a trench along the San Andreas Fault to reveal three thousand years of earthquake history. Information from the layers of sediment may help geologists to predict earthquakes. OER Level

3-12

Video

Earthquakes: The Seismograph

Earthquakes: The Seismograph

This video segment adapted from NOVA uses historical illustrations, photographs, and animations to explain how seismographs work, the difference between P and S waves, and the Richter scale.

6-12

Video

Everest: Test Your Brain

Everest: Test Your Brain

This interactive feature from the NOVA "Everest" Web site lets you take the same brain quizzes that researchers used to test the brain function of climbers on Mount Everest.

6-8

Interactive

Evidence for the Big Bang Theory

Evidence for the Big Bang Theory

This video segment adapted from NOVA tells the story of two scientists who inadvertently discovered microwave radiation that is now believed to be heat left over from the Big Bang.

9-12

Video

Explore a Stretch of Code

Explore a Stretch of Code

Try your hand at reading a segment of genetic code in this interactive feature from the NOVA "Cracking the Code of Life" Web site.

9-12

Interactive

Fastest Glacier

Fastest Glacier

In this video segment adapted from NOVA scienceNOW, scientists in western Greenland explain how a glacier there is shrinking and moving faster due to increased melting. OER Level

6-12

Video

Finding Disease Genes

Finding Disease Genes

This video segment from NOVA: "Cracking the Code of Life" explains the process of finding genes that cause disease.

9-12

Video

Forensic DNA Analysis

Forensic DNA Analysis

This video segment from NOVA: "The Killer's Trail" investigates the potential for DNA evidence to solve murder cases, even those from the distant past. OER Level

9-12

Video

Genetic Variation

Genetic Variation

This video segment from NOVA: "Cracking the Code of Life" explores the genetic similarities and differences among organisms.

9-12

Video

Genome Facts

Genome Facts

This list from NOVA: "Cracking the Code of Life" Web site provides some of the basic, yet impressive, facts and figures about the Human Genome Project.

9-12

Document

Global Warming: Graphs Tell the Story

Global Warming: Graphs Tell the Story

Examine these graphs from the NOVA/ FRONTLINE Web site to see dramatic increases in the temperature of Earth's surface and greenhouse gases in the atmosphere.

6-12

Document

Global Warming: Graphs Tell the Story

Global Warming: Graphs Tell the Story

Examine graphs from the NOVA/FRONTLINE Web site to see dramatic changes in the temperature of Earth's surface and in the levels of greenhouse gases in the atmosphere.

9-12

Document

Gravity and the Expanding Universe

Gravity and the Expanding Universe

This video segment, adapted from NOVA, traces the evolving history of theories about gravity and a force that may oppose it, along with our understanding of the impact of both of these forces on our expanding universe.

6-12

Video

How Do Avalanches Form?

How Do Avalanches Form?

In this video segment adapted from NOVA, dramatic footage of avalanches and animations of ice crystals illustrate how a layer of weakly-bonded snow can contribute to a devastating avalanche. OER Level

6-12

Video

How Do Tornadoes Form?

How Do Tornadoes Form?

In this video segment adapted from NOVA, scientists use computer simulations to explore the question of how supercell thunderstorms produce tornadoes.

6-12

Video

How the Body Responds to Exercise

How the Body Responds to Exercise

In this video segment adapted from NOVA, follow novice runners as they train for a marathon, and discover how quickly the body responds to regular aerobic exercise. OER Level

6-12

Video

Human Genome Project

Human Genome Project

This video segment from NOVA: "Cracking the Code of Life" looks at the meaning and significance of the effort to decode the human genome. OER Level

6-12

Video

Hurricanes: New Tools for Predicting

Hurricanes: New Tools for Predicting

This video segment adapted from NOVA scienceNOW features new advances in predicting the intensity of hurricanes. OER Level

6-12

Video

Imaging with Radar

Imaging with Radar

This interactive activity from NOVA features synthetic aperture radar (SAR), which uses radio waves to create high-quality images. Examine SAR images of Washington, D.C., and learn about this technology's unique advantages.

6-12

Interactive

Ingredients for Life: Water

Ingredients for Life: Water

This video segment adapted from NOVA goes on a whimsical journey in search of life forms thriving in extreme conditions on Earth and in outer space. Animations show ice on Jupiter's moon, Europa, and signs that water once existed on Mars.

3-12

Video

Journey into DNA

Journey into DNA

Travel deep into the human body to see exactly where your DNA resides. From the NOVA: "Cracking the Code of Life" Web site.

6-12

Interactive

Lava Sampling on Kilauea Volcano, Hawaiʻi

Lava Sampling on Kilauea Volcano, Hawaiʻi

In this video segment adapted from NOVA, scientist Mike Garcia draws lava samples at the foot of the active Kilauea volcano to see if it is related to its neighboring volcano, Mauna Loa. OER Level

6-12

Video

Lightning Hunters

Lightning Hunters

Find out how scientists and engineers use rockets to attract lightning in this video segment adapted from NOVA.

3-12

Video

Mirror Neurons

Mirror Neurons

This video segment, adapted from NOVA scienceNow, introduces the latest research on a system of neurons that plays a part in how people relate to each other. OER Level

6-12

Video

Mount Pinatubo: Predicting a Volcanic Eruption

Mount Pinatubo: Predicting a Volcanic Eruption

This video segment adapted from NOVA relates the dramatic story of vulcanologists trying to predict the timing of the cataclysmic eruption of Mount Pinatubo in the Philippines.

6-12

Video

Nature vs. Nurture Revisited

Nature vs. Nurture Revisited

Which dictates our existence -- our genetic makeup or the environment we grow up in? Kevin Davies offers an update on this long-standing debate, from the NOVA: "Cracking the Code of Life" Web site.

9-12

Document

Oil Spill: <em>Exxon Valdez</em>, 1989

Oil Spill: Exxon Valdez, 1989

This video segment adapted from NOVA follows the clean-up effort after the 1989 Exxon Valdez oil spill off the coast of Alaska. Also featured is a marsh where an oil spill occurred 20 years earlier; analysis suggests that environmental damage may last for decades. OER Level

6-12

Video

The Origin of the Elements

The Origin of the Elements

This video segment adapted from NOVA explains the origin of the elements and how scientists use unique element profiles to identify supernova types. OER Level

6-12

Video

The Origin of the Moon

The Origin of the Moon

This video segment adapted from NOVA follows the Apollo 15 astronauts as they collect samples of ancient rock from the Moon's crust, whose discovery helps lead to a radical new theory about the Moon's origin. OER Level

6-12

Video

Quarks: Inside the Atom

Quarks: Inside the Atom

This video segment adapted from NOVA shows how the particle accelerator helped physicists find parts of the atom even smaller than protons and neutrons.

6-12

Video

Robot Race

Robot Race

In this video segment adapted from NOVA, cars drive themselves. Teams of designers using different technologies compete for a two-million-dollar prize to see which unmanned vehicle will make it to the finish line first. OER Level

3-12

Video

Sequence for Yourself

Sequence for Yourself

How do researchers read the tiny As, Gs, Ts, and Cs that comprise DNA? This step-by-step explanation shows you. From NOVA: "Cracking the Code of Life."

9-12

Interactive

The Sequencing Race Begins

The Sequencing Race Begins

This video segment from NOVA: "Cracking the Code of Life" looks at one of the key players in the race to decode the human genome.

9-12

Video

Sound Waves Underwater: Experiment with Sonar

Sound Waves Underwater: Experiment with Sonar

This animation from the NOVA Web site describes how sonar uses sound waves to "see" underwater.

6-12

Document

Sound Waves Underwater: The Loch Ness Monster

Sound Waves Underwater: The Loch Ness Monster

This video segment, adapted from NOVA follows a team of enthusiasts and scientists who attempt to find a trace of the Loch Ness monster by scouring the lake with sonar. OER Level

6-12

Video

Stories in the Ice

Stories in the Ice

Take a journey back through time, on the NOVA/FRONTLINE Web site, using ice cores to learn about Earth's climatic history, including evidence of global warming and nuclear activity.

6-12

Document

A Strange New Planet

A Strange New Planet

This video segment adapted from NOVA features the first planet to be discovered outside our solar system. Its surprisingly large size and short orbit sent scientists back to their data and led them to discover similar planets. OER Level

6-12

Video

Super Salmon

Super Salmon

This video segment from FRONTLINE/NOVA: "Harvest of Fear" explores genetic modification of salmon and possible consequences. OER Level

9-12

Video

Synthesizing an Alkaloid

Synthesizing an Alkaloid

In this video segment, adapted from NOVA, learn how chemist Percy Julian revolutionized chemistry by synthesizing the alkaloid physostigmine from scratch—the first total synthesis of a chemical compound. OER Level

9-12

Video

Taking the Earth's Temperature

Taking the Earth's Temperature

This video segment from FRONTLINE/NOVA: "What's Up with the Weather?" depicts research efforts to record Earth's past and present temperatures shifts. OER Level

9-12

Video

When Did the First Americans Arrive?

When Did the First Americans Arrive?

In this video segment adapted from NOVA, recent archeological evidence leads scientists to revise existing theories about human migrations into the Americas around the time of the last ice age.

6-12

Video

Who Owns the Genome?

Who Owns the Genome?

This video segment from NOVA: "Cracking the Code of Life" examines the social and ethical implications of genome research.

9-12

Video