World in the Balance
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Students explore population growth. They calculate how long it takes a country's population to double in size and to investigate factors affecting growth rate. In addition, they list of factors they think might affect growth rate
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Fibers, Dyes, and the Environment
Nanofibers can be made through electrospinning or force spinning in order to reduce the negative impact on the environment. Pupils study the role of fibers and dye on the environment through a series of five hands-on activities. Then,...
6th - 12th Science CCSS: Adaptable
New Review That Time Oxygen Almost Killed Everything
Oxygen keeps us alive, but did you ever consider how Earth found the right balance? Eons produced this video as part of a larger series that explores when Earth contained very little oxygen and green oceans ruled the planet. Viewers see...
6 mins 6th - 12th Science CCSS: Adaptable
The Water Cycle: Steaming the Air
How does water vapor move from point A to point B? The second installment in a series of four on the water cycle allows scholars to analyze satellite images to answer this question. The satellite animations show how evaporation and wind...
1 min 6th - 12th Science CCSS: Adaptable
ETS2B - Influence of Science, Engineering and Technology on Society and the Natural World
Science, engineering, and technology have an impact on our natural world. As the world population increases, the demands on natural resources also increase. Science, technology, and engineering work together to address these concerns...
5 mins K - 12th Science
Science Can Answer Moral Questions
Can questions of morality, good and evil, right and wrong, and/or what is worth living and dying for...be answered by science? Author Sam Harris presents a strong case for the need for a universal conception of human values. He argues...
24 mins 9th - 12th Science CCSS: Adaptable