Visual Learning Systems
Forms of Energy and Energy Conversion
In this video, we explore the concept of energy conversion and how different forms of energy can be transformed into one another. The video also touches upon how plants convert electromagnetic energy from the sun into chemical energy...
TED Talks
TED: An economy powered by sun and wind -- it's almost here | Kala Constantino
With some of the highest energy bills in Southeast Asia and extreme weather to match, the Philippines experiences the climate crisis -- and climate activism -- as a part of daily life. Clean energy advocate Kala Constantino highlights...
TED-Ed
TED-Ed: Why don't we cover the desert with solar panels? | Dan Kwartler
Stretching over roughly nine million square kilometers and with sands reaching temperatures of up to 80° Celsius, the Sahara Desert receives about 22 million terawatt hours of energy from the Sun every year. That's well over 100 times...
TED Talks
Michael Pawlyn: Using nature's genius in architecture
How can architects build a new world of sustainable beauty? By learning from nature. Michael Pawlyn describes three habits of nature that could transform architecture and society: radical resource efficiency, closed loops, and drawing...
Curated Video
NASA | Blazar Bonanza
A long time ago in a galaxy half the universe away, a flood of high-energy gamma rays began its journey to Earth. When they arrived in April, NASA's Fermi Gamma-ray Space Telescope caught the outburst, which helped two ground-based...
Curated Video
NASA | Chasing Comet ISON
Comet ISON (C/2012 S1) may become a dazzling sight as it traverses the inner solar system in late 2013. During the weeks before its Nov. 28 close approach to the sun, the comet will be observable with small telescopes, and binoculars....
Curated Video
NASA | Comet ISON's Path Through the Solar System
Comet C/2012 S1 (ISON) may become one of the most dazzling in decades when it rounds the sun later this year. Like all comets, ISON is a clump of frozen gases mixed with dust. Often described as "dirty snowballs," comets emit gas and...
Curated Video
NASA | Fermi Traces a Celestial Spirograph
NASA's Fermi Gamma-ray Space Telescope orbits our planet every 95 minutes, building up increasingly deeper views of the universe with every circuit. Its wide-eyed Large Area Telescope (LAT) sweeps across the entire sky every three hours,...
Curated Video
NASA Follows Changing Freshwater from Space
When we look into the vastness of space, our home planet stands out in many ways. One of the most crucial is the presence of abundant, accessible freshwater -- as a liquid, solid and gas. Water helps make our planet habitable. The first...
Crash Course Kids
Vegetation Transformation
How do plants transform the sun's light energy into chemical energy? This is the focus of a video that explains the processes of photosynthesis.
Physics Girl
Why Aren't Plants Black?
In an evolutionary sense, plants seem to have it all figured out. But, do they really? The narrator of an engaging physics video that is part of a larger series questions the predominant color of plants in a short video. Content includes...