PBS
That Time the Mediterranean Sea Disappeared
How could a body of water as big as the Mediterranean just...disappear? It would take decades and more than 1,000 research studies to even start to figure out the cause -- or causes -- of one of the greatest vanishing acts in Earth’s...
PBS
How We Identified One of Earth’s Earliest Animals
Scientists had no idea what type of organisms the life forms of the Ediacaran were—lichen, colonies of bacteria, fungi or something else. It turns out, the key to solving the puzzle of Precambrian life was a tiny bit of fossilized fat.
SciShow
Cockroaches, Alligators & Other Weird Sources of New Drugs
Some of humanity’s favorite antibiotics are starting to lose their mojo, in the face of smart, sneaky, and rapidly-evolving bacteria. To find new drugs to combat these superbugs, scientists are looking in some weird new places, like...
SciShow
Bacteria Could Someday Power Our Cell Phones
Unlike most living things, there are species of bacteria that can harness electrons directly and even shuttle them around from place to place like living wires.
PBS
The Last Time the Globe Warmed
Imagine an enormous, lush rainforest teeming with life...in the Arctic. Well there was a time -- and not too long ago -- when the world warmed more than any human has ever seen. (So far)
TED-Ed
TED-Ed: How to fossilizeyourself - Phoebe A. Cohen
You can aspire to great things in life, but how about in death? Could you be one of the world's greatest fossils many years from now? To ensure being found by a future paleontologist, you'll need to die in a highly specific way (think...
SciShow
A World Within Our World: Hang Sơn Đoòng | Weird Places
Hang Sơn Đoòng in Phong Nha-Kẻ Bàng National Park is the largest known cave in the world, big enough to have its own jungles, weather, and... pearls?
MinuteEarth
This Country Has Something Everyone Else Wants
Thanks to the University of Minnesota for sponsoring this video! http://twin-cities.umn.edu/ Morocco has 3/4 of the world’s known reserves of rock phosphate, our main source of phosphorus, so Morocco may be key to our long-term ability...
Visual Learning Systems
Our Planet
This video takes a look at the major categories of Earth's features including biosphere, hydrosphere, atmosphere, and the geosphere.
Curated Video
Floodplain
Flat land around a river or stream that is prone to occasional or frequent flooding. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
The Three Types of Rocks
Dr. Forrester explains the three different classifications of rocks: igneous, sedimentary, and metamorphic.
Curated Video
Drawing the Rock Cycle
Dr. Forrester explains the transformation of rocks during the rock cycle.
Curated Video
Reconsidering the Story of Our Earliest Ancestors
The Little Foot skeleton, discovered in South Africa in the 1990s and dating back approximately 3.67 million years, represents one of the most complete ancient hominin fossils ever found. This discovery has sparked controversy,...
Curated Video
The Mississippi River
Dr. Forrester will provide information about the Mississippi River, explain how it carries sediment into the Gulf of Mexico, and talk about how the deposited sediment forms the bow-shaped Mississippi Delta. She will explain parts of the...
Professor Dave Explains
Weathering Environments Part 1: Fluvial Processes
We now know about physical and chemical weathering, so now it's time to learn about the different weathering environments. These are fluvial, aeolian, and glacial. Let's start with fluvial, which means environments dominated by flowing...
Curated Video
Formation and Forces of Canyons
How was Horseshoe Canyon formed? Has it always been that way? In this video we will explore how Horseshoe Canyon was formed as well as look into what weathering and erosion are. We can't wait to explore with you!
Professor Dave Explains
The Rock Cycle
We've spent quite some time discussing igneous rocks, sedimentary rocks, and metamorphic rocks, their properties, and the conditions under which they form. Now it's time to zoom out and see how they are all connected in something called...
One Minute History
143 Coal - One Minute History
Coal. The carbon based result of water, rocks and dirt compressing plant life for millions of years. Cavemen used coal for heat, light and cooking. The earliest coal mines were discovered in China, dating back over 3000 years. The use of...
Professor Dave Explains
Mineralogy of Sedimentary Rocks: Weathering and Diagenesis
Now that we know some general information regarding sedimentary rocks, let's examine their mineralogy. What kinds of minerals can be found in sedimentary rocks? How do these minerals change over time? What can we say about weathering,...
Professor Dave Explains
Characteristics of Sedimentary Rocks: Size, Provenance, and Composition
With igneous rocks understood, let's move on to the second type of rock, sedimentary rock. What are sediments, and how do they come together to form sedimentary rocks? What can we say about the size of such a rock? It's provenance, or...
Visual Learning Systems
Sedimentary Rocks: Fossils in Sedimentary Rock
This program outlines the classification system of sedimentary rocks. Specific attention is paid to the different ways sedimentary rock forms. The relationship between sedimentary rocks and the formation of fossils is investigated. Other...
Visual Learning Systems
Exploring Fossils: Fossil Formation
Upon viewing the Exploring Fossils video series, students will be able to do the following: Explain that fossils are the ancient remains or traces of once-living things. Understand that fossils come in a wide range of shapes, sizes, and...