Now that we have discussed fiscal and monetary policy, we are ready to talk about central banks. What are they and why do they exist? What is the Federal Reserve System and what does it do? Let's get a brief introduction to this topic.

The video is about the components of blood and their functions. It starts by introducing blood as a fluid that transports substances to and from body cells. The video then describes the different components of blood, including plasma,...

Why is the economy of Europe and the UK suddenly on the brink of collapse? How could these economies productively recover from these problems and what does their future look like if they can't?



Helping you become more...

This week on Blockchain Central we would like to share our thoughts on the impact that blockchain could have on the pharmaceutical industry. How would it work and what would be the benefits? Let's dive into it!

This video is an educational lesson about the circulatory system. The teacher explains how the circulatory system works, including the functions and parts involved. The video covers topics such as the role of the heart, blood vessels,...

Through video, animation and graphics students will discover how the respiratory and circulatory systems work together to help keep us alive through a process called cellular respiration. A close-up look at the components of our blood:...

Our senses tell us about the natural world, but our senses cannot tell us everything. That’s why we use tools, and NASA develops some of the most sophisticated, most exciting tools of all. Designed to reveal aspects of the Earth, the...

The human body is a wondrously complex machine made of flesh, bone, muscles, organs, blood vessels and highly specialized systems that function together to sustain life. This fascinating third part of The Human Body series examines the...

The Ampere-Maxwell Equation we see a changing electric field leading to a circulating magnetic field, which is nearly a mirror of Faraday's law. The main idea of the Ampere-Maxwell Equation is that an electric current or changing...

Anatomy and function of the choroid plexus.

An underwater “heat blob” from the Atlantic is exacerbating the warming of the Arctic Ocean and contributing to the rapid disappearance of Arctic sea ice

Scientists need a breadth of information to understand the ocean's processes. That's where Aquarius comes in: the sensor will use advanced technologies to give NASA its first space-based measurements of sea surface salinity, helping...

This video provides a clear and concise explanation of veins, their function, and their role in the circulatory system. It discusses the differences between veins and arteries, the presence of valves, and why veins may appear blue under...

This live-action video program is about red blood cells. The program is designed to reinforce and support a student's comprehension and retention of the term through use of video footage, photographs, diagrams and colorful, animated...

This video provides a clear and concise explanation of blood pressure as one of the vital signs that determine the body's overall health. It explains the concept of systolic and diastolic pressure, the measurement process, and the normal...

Definition, location and structure of the arachnoid mater.

This video provides an introduction to acupressure, an ancient Chinese healing method that involves applying pressure to specific points on the body to relieve pain and promote wellness.<b<br/>r/>

Alternative Medicine part 3/6

In this video, the teacher explains how plants transport water and food to all parts of their body without a circulatory system. They introduce the specialized tissue called vascular tissue, which is made up of xylem and phloem, and...

For their size and impact, hurricanes are often called the greatest storms on Earth. They expend a tremendous amount of energy through the water cycle, and through wind, to maintain the balance of the atmosphere. Known by different names...

This video provides a global tour of sea surface salinity using measurements taken by NASA's Aquarius instrument aboard the Aquarius/SAC-D spacecraft, from December 2011 through December 2012. Red represents areas of high salinity,...

The 3 simple ingredients of sun, air and water lead to every type of weather on Earth. The atmosphere is constantly trying to balance heat from the sun with water vapor and air to create a dynamic planet. The unique properties of the...

The 3 simple ingredients of sun, air and water lead to every type of weather on Earth. The atmosphere is constantly trying to balance heat from the sun with water vapor and air to create a dynamic planet. The unique properties of the...

For their size and impact, hurricanes are often called the greatest storms on Earth. They expend a tremendous amount of energy through the water cycle, and through wind, to maintain the balance of the atmosphere. Known by different names...

For their size and impact, hurricanes are often called the greatest storms on Earth. They expend a tremendous amount of energy through the water cycle, and through wind, to maintain the balance of the atmosphere. Known by different names...