NASA
NASA | Goddard's Detector Technology
Behind those stunning NASA images are specialized detectors developed, fabricated, and packaged here at the Goddard Space Flight Center. Tour the Detector Development Lab (DDL) and see how these first-of-a-kind detectors are created....
Catalyst University
Regulation of Blood Calcium via PTH and Calcitonin
In this video, we will contrast the biological/hormonal responses to low and high blood calcium and determine the effects on bone mineral density.
Visual Learning Systems
Forces Shaping the Earth: Summing Up
Gravity and erosion are major factors in changing the shape of the surface of Earth. The different types of erosion, and the major types of mass movements caused by gravity are discussed in this video. Other terminology includes:...
Weatherthings
Frost
We find frost often on a clear cold morning when wind is calm, and the temperature is near or below freezing. Frost is ice crystals that form from moisture in air, when the relative humidity rises to 100%. Often seen on cars and grass,...
JJ Medicine
Pseudogout | Pathophysiology, Symptoms and Treatment
Lesson on Pseudogout. In this lesson, you will learn what are some of the causes of pseudogout, including the risk factors and associated conditions. Furthermore, you will also learn about the cause and pathophysiology of pseudogout....
Weatherthings
Water Smart: The Sun, Water Cycle, & Climate - Percolation
The Sun, Water Cycle, & Climate shows us how the sun produces heat to drive the water cycle. It's made clear that the water cycle continues in the absence of sunlight or heat. We learn how the two components of climate- temperature and...
Catalyst University
Functions of Osteoblasts & Osteocytes | Organization of the Osteon
In this video, we discuss the following: [1] functions of osteoblasts and osteocytes [2] organization of the osteon [3] appearance of osteocytes by Scanning EM
Visual Learning Systems
Formation and Changes of Land
This video explains how land is formed and changed over billions of years. It explores the processes of deposition, where particles are dropped by wind or water, and the formation of land through the cooling of lava. It highlights the...
Visual Learning Systems
Geology of North America: Coastal Plains
North America's geology and topography is a fascinating and beautiful story. This video captures footage from throughout the continent to tell this captivating story. Major geological events such as the formation of the Appalachian and...
Curated Video
Unconformities
In this video students will learn about unconformities and how they help geologists to discover episodes of volcanism, uplift, erosion and deposition that provide evidence for plate tectonics during Earth's history. Through video and...
Visual Learning Systems
Forces Shaping the Earth: Deposition
Gravity and erosion are major factors in changing the shape of the surface of Earth. The different types of erosion, and the major types of mass movements caused by gravity are discussed in this video. Other terminology includes:...
Mazz Media
Wind Erosion
Using footage of dust and sand storms, this program demonstrates that wind erosion moves small particles and is prevalent in dry areas where water does not hold surface particles together. Students will learn that once the particles are...
Visual Learning Systems
Weathering, Erosion, and Deposition
This video explains the natural processes of weathering, erosion, and deposition and how they have shaped the Earth's landscape over billions of years. It discusses how rocks are broken down into smaller pieces by agents such as rain,...
Mazz Media
What Is Matter
This video program will help students to understand that matter is composed of atoms that are made up of subatomic particles that interact with each other. Viewers will learn that matter can exists as a solid, as a liquid, a gas or as a...
Weatherthings
Water Smart: The Sun, Water Cycle, & Climate - Evaporation
The Sun, Water Cycle, & Climate shows us how the sun produces heat to drive the water cycle. It's made clear that the water cycle continues in the absence of sunlight or heat. We learn how the two components of climate- temperature and...
Weatherthings
Water Smart: The Sun, Water Cycle, & Climate - Quiz
The Sun, Water Cycle, & Climate shows us how the sun produces heat to drive the water cycle. It's made clear that the water cycle continues in the absence of sunlight or heat. We learn how the two components of climate- temperature and...
Weatherthings
Water Smart: The Sun, Water Cycle, & Climate - Condensation
The Sun, Water Cycle, & Climate shows us how the sun produces heat to drive the water cycle. It's made clear that the water cycle continues in the absence of sunlight or heat. We learn how the two components of climate- temperature and...
Weatherthings
Water Smart: The Sun, Water Cycle, & Climate - Summary
The Sun, Water Cycle, & Climate shows us how the sun produces heat to drive the water cycle. It's made clear that the water cycle continues in the absence of sunlight or heat. We learn how the two components of climate- temperature and...
Curated Video
Hill on her 'blow-up' with Sondland
Former national security adviser Fiona Hill admits she was rude to U.S. Ambassador to Ukraine Gordon Sondland, and explains why
Curated Video
Jeffrey Epstein court documents unsealed
A New York court has unsealed documents that contain a list of people associated with Jeffrey Epstein in some way. Those named are not necessarily accused of wrongdoing, as some are making allegations or are potential witnesses. The...
Curated Video
Trump Deposed, Biden Releases Oil Reserves: What You Need2Know Thursday, Oct. 20
Here's what you Need2Know for Thursday, Oct. 20, 2022.
Curated Video
Twitter Lawyers to Grill Musk to Make Him Purchase and Stop 'Trashing the Company'
Elon Musk will face Twitter’s lawyers in a pre trial deposition on Monday.
Curated Video
White House pressures Fox News to correct Hunter Biden coverage
Fox News says it has reported on "all key developments" regarding a former FBI informant's allegations about Biden that he is now facing charges for.
Curated Video
Hunter Biden provides combative testimony to House panel
A transcript shows Hunter Biden repeatedly denied accusations his father, President Joe Biden, has been involved in his business dealings.