PBS
That Time the Mediterranean Sea Disappeared
How could a body of water as big as the Mediterranean just...disappear? It would take decades and more than 1,000 research studies to even start to figure out the cause -- or causes -- of one of the greatest vanishing acts in Earth’s...
Bozeman Science
Osmosis Demo
Mr. Andersen gives a brief description of osmosis. He explains how water moves from a hypotonic to a hypertonic solution across a semipermeable membrane. The video ends with a time-lapse demon in class.
Curated Video
Desertification
The degradation of usable land into desert. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract concepts and...
Curated Video
Leaching
In agriculture, the loss of important nutrients from the soil, carried away when too much water flows through it. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Long-period events
Earthquakes with relatively low-frequency vibration, caused by sudden changes of pressure inside volcanoes and magma channels. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Curated Video
Meanders and Oxbow Lakes
Meanders and oxbow lakes are found in the middle course of a river. Discover how a meander forms and how this process can lead to an oxbow lake. Earth Science - Geology - Learning Points. At its middle course, a river gathers water...
Curated Video
Transpiration
The loss of water vapour from plants to the atmosphere. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract...
Wonderscape
Connective Bodies of Water: Marshes, Estuaries, and Straits
Discover how marshes, estuaries, and straits connect different bodies of water and maintain balance in their ecosystems. Learn about the vital roles of marshes and estuaries in filtering water and supporting life, and see how straits act...
Wonderscape
Bodies of Water in Motion: Rivers, Streams, and Waterfalls
Discover the dynamic world of flowing water, from the winding paths of rivers and the fast-moving streams that join them, to the dramatic drops of waterfalls. Learn how these bodies of water are defined by their movement and the forces...
Curated Video
WATER is the foundation of PERMACULTURE DESIGN!
Permaculture instructor Andrew Millison uses the Augmented Reality Sandbox to explain why water is the foundation of permaculture design. Filmed at Oregon State University.
Curated Video
Keyline® in the AR Sandbox #7: The City Forest
Welcome to this 7-part video series that is excerpted from Oregon State University's Online Permaculture Design Certificate Course:
Curated Video
WHERE AM I? Permaculture Site Analysis
Permaculture instructor Andrew Millison uses the lightboard to explain the process of Permaculture site analysis from macro to micro. Filmed at Oregon State University.
Curated Video
How I Grew a Sustainable Business
Permaculture business entrepreneur JR Morgan of Morganic Roots Eco Firm shares his experience of growing a landscape company, and the inspirations and successes he's had.
Science Buddies
Control a DC Motor with arduino
Learn how to control a DC motor with an Arduino and a transistor and an external power supply. This approach only lets you spin the motor in one direction. See the Science Buddies website for cool science projects you can do with an...
Flipping Physics
Dropping a Bucket of Water - Demonstration
Demonstrating the physics of dropping a bucket of water with two holes in it.
Programming Electronics Academy
Circuit Analogy: Base Electronics: 2
Using the water pump analogy to explain electricity.
Weatherthings
Island Cloud Vortex
Downwind of isolated, small, mountainous islands, a curious feature known as an island cloud vortex can form. Visible from satellite, a series of them can line up as vortex streets of cloud vorticies.
Curated Video
Estimating Products with Scientific Notation
In this video, the teacher explains how to estimate the number of cubic centimeters of water that flow over Niagara Falls in a year using scientific notation. The lesson covers multiplying numbers in scientific notation and emphasizes...
Flipping Physics
Demonstrating Why Water Stays in a Bucket Revolving in a Vertical Circle
Yes, water stays in the bucket. Would you like to know why? Watch the video and learn!
CTE Skills
IND-PTCT - Mechanical Draft Cooling Towers
Mechanical Cooling Towers can be identified by the use of fans to create airflow. An induced draft tower will have fans at the top, which pulls air through. A forced draft tower will have fans at the bottom used to force air into the...
AFP News Agency
VOICED: Argentina spa town, lost to a salty grave
VOICED: Argentina spa town, lost to a salty grave