NASA
NASA | A Selective History of Sea Ice Observations, Part 1
Arctic sea ice has been been the last frontier of the North for thousands of years, turning back seafarers, testing the mettle of explorers, and providing a way of life for people circling the top of the world. This animated timeline...
NASA
NASA | From the Cockpit: Arctic Sea Ice with Commentary
You've seen the great cockpit footage from Best of IceBridge Arctic '13, now go behind the scenes for 9 minutes of scientific commentary with Operation IceBridge Project Scientist Michael Studinger and NASA sea ice researcher Nathan...
NASA
NASA | Russian Runoff Freshens Canadian Arctic
The transpolar drift (purple arrows) is a dominant circulation feature in the Arctic Ocean that carries freshwater runoff (red arrows) from rivers in Russia across the North Pole and south towards Greenland. Under changing atmospheric...
NASA
IceBridge Zigzags out of Svalbard
Operation IceBridge just completed 40 research flights over ten weeks, including three based out of the remote and beautiful islands of Svalbard, Norway. Here is the story of one of its most distinctive missions, called Zig Zag East....
Curated Video
Electric Motor: How Current and Magnetic Fields Cause Rotation
The video is a lecture on electric motors, covering how a current carrying conductor placed in a magnetic field can cause rotation due to the motor effect, which is the force experienced by a current carrying wire in a magnetic field....
Mazz Media
Bailey's Big Back Yard: It's Freezing
When Bailey plans for some wintertime activities, he looks at cold weather and discovers how he can stay warm, and retain heat by insulation. Animated graphics help viewers to learn about different temperatures.
Curated Video
How Hurricanes Form? Why Hurricanes Spin AntiClockwise in North and Clockwise in Southern Hemisphere
Hurricanes, cyclones and typhoons are formed due to violent storms that originate over oceans and seas and move towards land, potentially causing extensive damage to both life and property. But there is a very interesting thing related...
Global Health with Greg Martin
Cohort and Case Control Studies
In this short video, Dr Greg Martin discusses Case Control and Cohort studies. He compares the strengths of each study design and describes when each of them would be a preferred research method.
Curated Video
Solenoid Basics Explained
Solenoid basics explained. In this video we take a look at the electromagnetic field of a solenoid coil. Learning how magnets work and how they can be used to control solenoids and solenoid valves. Working principles and working animations.
Curated Video
Factors Affecting the Size of an Induced Potential in a Current-Carrying Wire
This is a lecture video that explains the factors that affect the size of an induced potential in a current carrying wire when it is moved relative to a magnetic field. The video discusses electromagnetic induction and demonstrates the...
Mazz Media
Bailey's Big Back Yard: Air and Wind
In this program, Bailey learns about the wind as he experiences it. With help from his magical magnifying glass, Bailey and viewers learn about the complexity of wind and air and they come to understand that air is moving all around us.
NASA
NASA | Alex Young Interview About Our Sun's Magnetic Flip
Alex Young is interviewed about the current solar cycle and what a magnetic flip means for the earth and NASA's study of magnetic fields.
Visual Learning Systems
The Evidence of Earth's Rotation
In this video, the teacher explains the concept of the Earth's rotation and its effect on day and night. They use a toy spinning top as an analogy to demonstrate how the Earth spins on its axis, causing the sun to appear to rise and set....
NASA
NASA | MAVEN Magnetometer
When you navigate with a compass you can orient yourself thanks to Earth's global magnetic field. But on Mars, if you were to walk around with a compass it would haphazardly point from one anomaly to another, because the Red Planet does...
Curated Video
Navigating Earth's Magnetic Field with a Compass
Discover how the compass needle interacts with Earth's magnetic field. Understand what causes the discrepancy between the Earth's magnetic North Pole and the geographic North Pole, known as declination, and how compass users can...
Mazz Media
Day and Night
This live-action video program is about the words day and night. The program is designed to reinforce and support a student's comprehension and retention of the words day and night through use of video footage, photographs, diagrams and...
The Kiboomers
Christmas Freeze Dance | Freeze Dance | Christmas Dance for Kids | Christmas Dance Songs
The Kiboomers! Christmas Freeze Dance Music That Stops! Watch our ‘North Pole Freeze Dance’ video and dance along with the kids! 'NORTH POLE FREEZE DANCE MUSIC THAT STOPS SONG LYRICS' | 'NORTH POLE CHRISTMAS FREEZE DANCE SONG FOR KIDS'...
Curated Video
Calculating the Force on a Conducting Wire in a Magnetic Field
This video explains how to calculate the magnitude of the force acting on a conducting wire when it is placed in a magnetic field. The video starts by explaining the motor effect and how a current carrying conductor experiences a force...
Curated Video
Loudspeakers and the Motor Effect: Converting Electric Currents into Sound Waves
This is a lecture video explaining how loudspeakers work by utilizing the motor effect, which is when a current-carrying conductor experiences a force when placed in a magnetic field. The video demonstrates this effect on a conductor...
Curated Video
Introduction to Permanent Magnets and Magnetism
This video explains the fundamental concepts of magnetism, including permanent magnets, magnetic fields, induced magnetism, and the interactions between magnets. It provides a clear understanding of how magnets operate, the difference...
Curated Video
Magnetic Fields: Understanding and Visualization
This video is a lecture on magnetic fields. The speaker explains what magnetic fields are, how they look in the regions around magnets, and how to plot them on diagrams. The video also covers how the magnetic fields of two magnets in...
Visual Learning Systems
Magnetism: Magnets in Action
This video explores the force of magnetism and how it affects our everyday lives. The atomic nature of magnetism is illustrated, and then applied in principle to common magnets. The video highlights how magnetic fields are created, and...
Professor Dave Explains
Magnets and Magnetic Fields
Magnets are highly misunderstood, and often interpreted as magic. But they're not magic! It's just science. Let's learn about what magnets are and what produces magnetism so that we can sound super smart at dinner parties, yes?
Rock 'N Learn
Physical Science : Magnetic Forces
Physical Science for Kids is the fun way to learn important facts about physical science and get ready for tests. Take a fascinating journey to the Super Science Station to learn about magnetic forces.