What Is CLIVAR and EPIC?

Water is the source of life. It appears in poetry in both peaceful and torrential descriptions; it appears in earth science in its liquid, gaseous, and solid states. Combine these interpretations of our planet's most precious and...

Support science instruction with a combination of engaging activities and skills-based worksheets that focus on clouds. Learners take part in grand discussions, write an acrostic poem, complete graphic organizers, solve word puzzles, and...

Many movies tell about amazing rescues in space, but what do you know about real ones? The video highlights the epic rescues that are non-fiction. From astronauts having their oxygen tanks explode to rescuing a damaged space craft and...

Can we believe what we see in the movies? An installment of a physics video series explores the depiction of space in movies. Scholars learn about characteristics of planets by analyzing these videos.

Imagine a world where the only animals roaming the earth are domesticated. One day, we might not have to imagine the scenario of no wild animals—and that day approaches faster than predicted. A video explains the evolution from...

In the timeline of history, Stegosaurus and Tyrannosaurus rex lived further apart from each other than Tyrannosaurus rex and humans. The fifth Crash Course-Big History video in a series of 16 introduces the concept of evolution. It...

How do scientists know the history of Earth before humans—or any mammals—existed? An epic "Eons" series video explains the larger history of geologic time. It highlights the eons, eras, periods, epochs, and ages scientists use to divide...

An impressive animation explains the earth's awe-inspiring auroras. The contributions of high-energy particles from the sun collide with our neutral atmospheric atoms. Explained are the roles of solar wind, plasma, the magnetosphere,...

Meet Caulerpa taxifolia, believed to be the largest single-celled organism in the world. How does it work and where is it found? Learn all about this invasive algae and why it is so successful.

In this blood learning exercise, students watch a video called "The Epic Story of Blood" and answer 24 questions about the creation of blood, how it is produced, blood donation, blood banks and transfusions. Students take an short quiz...