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Earth and Space Science: Navigation

Resource	Grade Level	Media Type
Bee Navigation This video segment from NOVA: "The Mystery of Animal Pathfinders" explores honeybee communication and navigation.	6-8	QuickTime Video
Beneath the Waters of Cocos Island The nutrient-rich waters surrounding Cocos Island set the stage for astounding predator-prey interactions, as seen in this video segment from NOVA: "Island of Sharks."	6-8	QuickTime Video
Dances with Bees This interactive feature from the NOVA "Tales from the Hive" Web site explores the methods honeybees use to communicate to their hivemates the location, quantity, and quality of nearby food sources.	6-8	HTML Interactive
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	Flash Interactive
Marathon Migrators This video segment from NOVA: "The Mystery of Animal Pathfinders" explores how the migratory patterns of shorebirds have evolved to coincide with the spawning of horseshoe crabs.	6-8	QuickTime Video
Mars Dead or Alive: A Hostile Environment This NOVA video segment describes the challenges presented by the frozen desert environment of Mars to NASA engineers designing two robots that will journey millions of miles to the red planet.	6-12	QuickTime Video
Migration of the Monarch This video segment from NOVA: "The Mystery of Animal Pathfinders" explores the migratorial exploits of monarch butterflies.	3-8	QuickTime Video
Pilotless Flight: Timeline of Unmanned Aerial Vehicles Explore this NOVA interactive timeline and discover the many technological innovations in the history of unmanned flight, from hot-air balloons to miniature flying robots.	6-12	HTML Interactive
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.	3-12	QuickTime Video
Scent of an Alewife This video segment from NOVA: "Sea Behind the Dunes" tracks the return of spawning alewife fish from the open ocean back to the freshwater streams and ponds where they were born.	3-8	QuickTime Video
Shipwrecks Reveal Ocean Currents In this video segment adapted from NOVA, a detailed map showing the trajectories of abandoned ships from the late 1800's is used to reveal the routes of surface currents in the Atlantic Ocean. Animations illustrate the role played by ocean currents in the colonization of North America.	6-12	QuickTime Video
Sound Waves Underwater: Experiment with Sonar This animation from the NOVA Web site describes how sonar uses sound waves to "see" underwater.	6-12	HTML Document
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.	6-12	QuickTime Video
Sound Waves Underwater: True or False This interactive quiz from the NOVA Web site features an array of interesting facts about the nature of sound underwater.	3-12	HTML Interactive
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	QuickTime Video