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This video explains albedo - the concept that the brightness of the Earth system (atmosphere, ocean, and land surfaces) determines how much incoming solar energy is immediately reflected back to space. Reflected shortwave energy and land albedo... (View More)
Each of us is made from star stuff. But how are stars formed? Take a closer look at the life cycles of stars and learn where stars come from, how they've changed, and what happens to stars when their lives come to an end. Find out about your... (View More)
Using an online interactive platform, learners will explore our solar system from the perspective of the Sun. They will observe the motion of different worlds to determine their location in the solar system. Then they will launch probes to search... (View More)
The basic chemistry of water, along with a brief glimpse into water's origin on Earth, are discussed in this two page article. The article can be used as a "reading to be informed" activity in a stand-alone fashion or can be incorporated into a... (View More)
This online repository includes captioned images designed to tell a story about the science of light. Developed for the United Nation's International Year of Light 2015 (IYL2015), the images showcase the incredible variety of light-based science... (View More)
This multimedia ibook introduces the physical concepts related to plasma globes commonly seen in science museums. The characters Camilla Corona and Colours O'IRIS discuss the concepts of plasma, electric fields, and atom electron loss and recapture... (View More)
Students are tasked with virtually designing a spacecraft to withstand the harsh environment of the Van Allen Radiation belts- the location of many communication, GPS and weather satellites. The details of the challenge, along with videos on... (View More)
This Science On a Sphere video and docent show (script and playlist), explores factors that render Earth habitable and influence Earth's energy budget. The video gives an overview of NASA's Search for "Goldilocks Planets" - planets that are not too... (View More)
This video is narrated by NASA scientist Peter Griffith who explains fast and slow carbon cycling on Earth. A banana is an example of fast, young carbon. A chunk of coal is an example of old, slow carbon. Carbon dioxide and vegetation on land seen... (View More)
This brief (1:46) video explains the stratospheric ozone layer and its role in absorbing harmful UV radiation from the sun. The visualization shows how the thickness of the ozone layer varies with air flow aloft and seasons, and where the biggest... (View More)
