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Instructional Video3:33
TED-Ed

What Causes Constipation?

For Students 6th - 12th Standards
Chronic constipation includes those people with fewer than five bowel movements per week. Understanding the causes of constipation helps determine appropriate treatments. Changes in diet, schedule, stress, and age alter the way our body...
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Instructional Video4:32
TED-Ed

How to Build a Dark Matter Detector

For Students 6th - 12th Standards
Scientists measure dark matter based on gravity, but how do we find something that can't be detected by anything on the electromagnetic spectrum? Understanding what doesn't work leads to new tests and machines in the search for dark...
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Instructional Video2:31
PBS

Seasonal Science: Thundersnow

For Students 6th - 12th Standards
Let it snow, let it snow, let it ... thundersnow? Explore the thundersnow phenomenon with a video and lesson as part of the Seasonal Science series. The video describes what causes the unique weather event, explains just how rare these...
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Instructional Video6:54
PBS

The Other Explosion You Should Know About

For Students 6th - 12th Standards
Scientists replace incorrect ideas when new evidence appears, but what happens when scientists reject the new evidence? Learn the story of the Avalon explosion and the scientists who resisted the fossils proving it existed as one part of...
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Instructional Video9:12
PBS

How the Turtle Got Its Shell

For Students 6th - 12th Standards
Does a shell define a turtle, or are there turtles without shells? Learn about the evolution of the unique reptile and the mystery that surrounds this identifiable feature as part of a larger series of videos. As various disciplines...
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Instructional Video7:00
PBS

The Most Useful Fossils in the World

For Students 6th - 12th Standards
One of the most abundant fossils on earth confused paleontologists for more than one hundred years. Viewers learn about the mystery and discoveries related to conodonts in a video from PBS as part of its Eons series.
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Instructional Video8:52
PBS

What a Dinosaur Looks like under a Microscope

For Students 6th - 12th Standards
How do scientists determine the age of a dinosaur when it died? Viewers earn how scientists make slides of dinosaur fossils and how they use these images to determine age at death. Part of a larger Eons series from PBS, these beautiful...
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Instructional Video8:12
PBS

Inside the Dinosaur Library

For Students 6th - 12th Standards
Where do fossils that aren't on display in a museum go? Learn about the dinosaur collections at the Museum of the Rockies as part of the larger PBS Eons series of videos. The collections manager explains how they care for fossils and...
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Instructional Video11:44
PBS

What Was the Ancestor of Everything?

For Students 6th - 12th Standards
As part of evolution species branch off of others species. But what did the original limb look like? Young scientists discover the exciting study of the last universal common ancestor as they hear from specialists in multiple scientific...
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Instructional Video8:32
PBS

How the Squid Lost Its Shell

For Students 6th - 12th Standards
The ancestors of squid and octopus used shells as a form of defense. Pupils learn how cephalopods evolved without shells and the adaptations required to survive without one. Viewers learn how scientists know about these changes and the...
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Instructional Video7:58
PBS

How the Chalicothere Split In Two

For Students 6th - 12th Standards
How is it that the same animal, living in the same place, at the same time, evolved into two different species? As part of a larger series, an engaging video explains the rise of the chalicothere, the split in evolution, and eventually...
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Instructional Video8:18
PBS

The Weird, Watery Tale of Spinosaurus

For Students 6th - 12th Standards
While scientists have know about dinosaurs that flew in the air, lived on land, and swam in the water, a episode from the PBS Eons series reveals recent discoveries of a dinosaur that was semi-aquatic—the first known semi-aquatic...
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Instructional Video11:07
PBS

The Age of Reptiles in Three Acts

For Students 6th - 12th Standards
Reptiles survived the largest extinction event on the planet and then they grew into the most dominant class of the Mesozoic Era. They quickly evolved into giants on land, sea, and air. In an episode of the PBS Eons series viewers learn...
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Instructional Video13:01
PBS

From the Fall of Dinos to the Rise of Humans

For Students 6th - 12th Standards
We live in the Cenozoic Era, and most of the animals we recognize first appeared in this era. However, the animals that existed at the start of the era bear little resemblance to present day. As one part of a larger series, individuals...
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Instructional Video8:04
PBS

That Time It Rained for Two Million Years

For Students 6th - 12th Standards
What would happen if all of the land on Earth received as much rainfall as the temperate rain forest? The vast desserts would be altered, the animals would adapt or die, and the types of plants available would quickly shift. This is what...
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Instructional Video10:10
PBS

Why Triassic Animals Were Just the Weirdest

For Students 6th - 12th Standards
Normally when two species look similar, they are closely related. However, this doesn't seem to apply to the Triassic animals. Learn why these familiar looking animals are not actually related to today's animals. Viewers come to...
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Instructional Video8:14
PBS

Where Did Viruses Come From?

For Students 6th - 12th Standards
When did things start going viral? Travel back through eons of history and learn about the origins of viruses. Part of a larger series, the lesson discusses what scientists already know and how they study viruses. The video also details...
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Instructional Video10:01
PBS

The Facts About Dinosaurs and Feathers

For Students 6th - 12th
Did the T. Rex have feathers? A video from the Eons series playlist explains the exciting recent findings about dinosaurs and feathers. It details the evidence, the research, and our current understanding. It also considers why dinosaurs...
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Instructional Video3:32
PBS

Virus Wars

For Students 6th - 12th Standards
Unending war, battles on every front, increasing offenses and defenses as the sides adjust to each other ... these phrases describe your body fighting viruses. From a common cold to deadly Ebola, cells adjust and defend life themselves....
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Instructional Video3:48
PBS

Protein Synthesis

For Students 6th - 12th Standards
The smallest man-made factory measures less than 400 square feet. The smallest nature-made factory is inside your body. An engaging video describes the factory inside your cells. The narrator details transcription and translation along...
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Instructional Video3:02
PBS

The RNA Origin of Life

For Students 6th - 12th Standards
Scientists believe RNA is the origin of all life on Earth, carrying genetic information long before DNA developed. Viewers comprehend this idea as they learn the functions of RNA, DNA, and proteins. Evolution of RNA, cells, molecules,...
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Instructional Video3:24
PBS

The RNA Enigma

For Students 6th - 12th Standards
Folding a fitted sheet seems impossible, but folding RNA seems like a game. Viewers learn how they can help scientists prevent or cure diseases. It emphasizes the need for human help because computers struggle with these puzzles.
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Instructional Video4:58
TED-Ed

Cannibalism in the Animal Kingdom

For Students 6th - 12th Standards
Many consider cannibalism to be the last resort before starvation. During an engaging video, scholars gain knowledge of cannibalism in the animal kingdom. It addresses common misconceptions and recently discovered patterns before pupils...
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Instructional Video4:29
TED-Ed

What Causes Body Odor?

For Students 6th - 12th Standards
Can your diet change the smell of your armpits? Scholars learn the truth behind this and other factors that influence body odor. It covers the biology of what is happening as well as the ways to prevent or cover the offensive odor. To...