The push to modernize Mexico's water and sanitation systems not only saved …
The push to modernize Mexico's water and sanitation systems not only saved human lives, it also spurred economic growth, as illustrated in this video segment adapted from Rx for Survival.
This video adapted from KTOO takes a look at Earth's warming and …
This video adapted from KTOO takes a look at Earth's warming and cooling cycles and the current atypical trend of warming that is impacting the glaciers in Alaska's Inside Passage.
Learn how a family farm in Wisconsin functions and how it is …
Learn how a family farm in Wisconsin functions and how it is impacted by climate change in this multimedia video produced by the Wisconsin Educational Communications Board.
In this video segment adapted from NOVA: Becoming Human, learn how the …
In this video segment adapted from NOVA: Becoming Human, learn how the analysis of rock layers and ocean sediments supports the theory that rapid climate change may have jump-started human evolution two million years ago.
This interactive resource adapted from the National Park Service describes the different …
This interactive resource adapted from the National Park Service describes the different kinds of sediments that make up coastlines, with a focus on the variety in color, size, and sorting.
This interactive resource adapted from the National Park Service describes the many …
This interactive resource adapted from the National Park Service describes the many forces that affect shorelines, including tides, weathering, erosion, and deposition.
This video from NASA describes the detailed computer modeling used to predict …
This video from NASA describes the detailed computer modeling used to predict that colliding neutron stars can produce gamma-ray bursts similar to those associated with black holes.
In this video segment, members of the ZOOM cast experiment by bending …
In this video segment, members of the ZOOM cast experiment by bending and folding sheets of paper into various shapes to see which shape will support the weight of a heavy book.
Visualize how comets carrying chemicals necessary for life could have made their …
Visualize how comets carrying chemicals necessary for life could have made their way to Earth billions of years ago in this video segment adapted from NOVA.
Amino acids, essential ingredients for life, may have been delivered to Earth …
Amino acids, essential ingredients for life, may have been delivered to Earth by comets billions of years ago, as visualized in this video segment adapted from NOVA.
In this interactive activity adapted from Anneberg Learner’s Teaching Math Grades 3–5, …
In this interactive activity adapted from Anneberg Learner’s Teaching Math Grades 3–5, compare fractions on number lines to determine which class of students wins bubble-gum-blowing contests.
In this text excerpted from chapter 3, Struggle for Existence, of Charles …
In this text excerpted from chapter 3, Struggle for Existence, of Charles Darwin's On the Origin of Species, Darwin draws on firsthand and historical information for his observations about evolution.
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