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Science, Maths & Technology
What are waves?
This free course, What are waves? explains what waves are. It describes different types of wave as well as their properties. You can listen to the song of a humpback whale and learn about the process of echolocation which is used by dolphins to locate their food. You will also conduct your own online research into how bats use echolocation to ...
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level 2: intermediate icon
Science, Maths & Technology
What chemical compounds might be present in drinking water?
Do you want to know what’s in the water that you drink? This free course, What chemical compounds might be present in drinking water?, examines the chemical compounds that occur in drinking water. A high level of certain anions in water can cause environmental pollution and health problems. Cations are also important. For example, calcium salts ...
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level 3: advanced icon
Science, Maths & Technology
Introduction to finite element analysis
What is finite element analysis (what is it and why do we carry it out? This free course, Introduction to finite element analysis, introduces the essence of finite element analysis. As an example of its use, you will look at the case of FEA of the tub of a racing car. You will also have the opportunity to try out two exercises to carry out a ...
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level 2: intermediate icon
Science, Maths & Technology
Introduction to active galaxies
The field of active galaxies is recognised as one of increasing importance. But how do we know there are different kinds of galaxy? What are active galaxies? How are they powered? This free course, Introduction to active galaxies, examines the different types of active galaxies and looks at the crucial role of the active galactic nucleus and the...
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level 3: advanced icon
Science, Maths & Technology
Exploring anxiety
This free advanced level course, Exploring anxiety, serves as an introduction to masters level study in neurosciences and mental health. Focusing on anxiety, you will consider key issues concerning diagnosis, causes and interventions. You will also learn how to evaluate news items, and to go behind the headlines and begin to explore some of the ...
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level 1: introductory icon
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Science, Maths & Technology
Understanding antibiotic resistance
Antibiotic resistance is a serious threat, compromising our ability to treat infections and increasing the risk of routine surgery. Resistant infections are increasing due to overuse of antibiotics and this has resulted in the emergence of 'superbugs' (bacteria resistant to multiple antibiotics). This free course, Understanding antibiotic ...
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level 2: intermediate icon
Science, Maths & Technology
The oceans
The oceans cover more than 70 per cent of our planet. In this free course, The oceans, you will learn about the depths of the oceans and the properties of the water that fills them, what drives the ocean circulation and how the oceans influence our climate.
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level 3: advanced icon
Science, Maths & Technology
Additive manufacturing
This free course, Additive manufacturing, introduces you to its key concepts. It covers the fundamentals of the additive manufacturing (AM) process, the steps involved in creating a model and building an artefact, the materials and techniques used, as well as the design implications and the factors which affect the functionality of the finished ...
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level 3: advanced icon
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Science, Maths & Technology
Mastering systems thinking in practice
This free course, Mastering systems thinking in practice, provides a primer for someone wanting to take the postgraduate qualifications in Systems Thinking in Practice. It will help you develop new ways of thinking about and approaching situations that cross multiple discipline and skill boundaries. You will learn to think more holistically ...
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level 2: intermediate icon
Science, Maths & Technology
Kinematics of fluids
This free course examines the basic kinematics of two-dimensional fluid flows. Section 1 introduces the differential equations for pathlines and streamlines. Section 2 introduces a scalar field, called the stream function, which for an incompressible fluid provides an alternative method of modelling the flow and finding the streamlines. Sections 2 ...
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level 2: intermediate icon
Science, Maths & Technology
Dynamics
This free course is concerned with moving objects, that is, dynamics. Section 1 introduces concepts like position, velocity and acceleration, which describe the way an object moves. Section 2 discusses Newton’s laws of motion, which predict the motion of an object when the forces acting on it are known. Section 3 shows how Newton’s second law of...
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level 3: advanced icon
Science, Maths & Technology
Exploring depression
This free advanced level course, Exploring depression, serves as an introduction to masters level study in neurosciences and mental health. Focusing on depression, you will consider key issues concerning diagnosis, causes and interventions. You will also begin to explore theoretical models, biological and psychological explanations, and look at ...