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Science, Maths & Technology

Science, Maths & Technology

The rules of the universe and how we work with them.
Science, Maths & Technology

Free courses

Produced by The Open University, a world leader in open and distance learning, all OpenLearn courses are free to study. We offer nearly 1000 free courses across 8 different subject areas. Our courses are available to start right away.

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Grid List Results: 298 items
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The search for water on Mars free course icon Level

Science, Maths & Technology

The search for water on Mars

The possibility of water on Mars has captured human imagination for over a century. In this free course, The Search for Water on Mars, find out more about how scientists have found evidence for water in the red planet’s past and present, and what this might mean for the possibility of life beyond Earth.

Free course
5 hrs
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What are waves? free course icon Level

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 ...

Free course
3 hrs
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What is a metal? free course icon Level

Science, Maths & Technology

What is a metal?

This free course, What is a metal? explores the main characteristic properties of metals and their varied use in our everyday lives. Each metal has its own personal signature and you will undertake an online experiment to identify individual metals.

Free course
3 hrs
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Discovering chemistry free course icon Level Badge icon

Science, Maths & Technology

Discovering chemistry

Chemistry lies at the centre of our modern life, playing a part in areas as diverse as the development of new drugs and materials, analysing our environment through to more mundane activities such as washing your clothes and making your tea. But to truly understand the role chemistry plays you need to have a sound grasp of a number of ...

Free course
24 hrs
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Cell signalling free course icon Level

Science, Maths & Technology

Cell signalling

This free course, Cell signalling, explains the general principles of signal transduction and specifically, how even the simplest organisms can detect and respond to events in their ever-changing environment.

Free course
12 hrs
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Studying mammals: The insect hunters free course icon Level

Nature & Environment

Studying mammals: The insect hunters

From pygmy shrews to armadillos, a wide range of mammals survive on a diet made up largely of insects. Many of these have fascinating adaptations suited to catching or rooting out their prey. In this free course, Studying mammals: The insect hunters, you will learn about these adaptations, along with survival strategies for when food is scarce. ...

Free course
10 hrs
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Digital forensics free course icon Level

Science, Maths & Technology

Digital forensics

Digital evidence features in just about every part of our personal and business lives. Legal and business decisions hinge on having timely data about what people have actually done. This free course, Digital forensics, is an introduction to computer forensics and investigation, and provides a taster in understanding how to conduct investigations...

Free course
8 hrs
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Introduction to finite element analysis free course icon Level

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 ...

Free course
7 hrs
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Mathemateg bob dydd 1 free course icon Level

Science, Maths & Technology

Mathemateg bob dydd 1

Bydd y cwrs rhad ac am ddim hwn yn datblygu ac yn gwella eich sgiliau mathemateg hanfodol ar gyfer gwaith, astudio a bywyd bob dydd. Mae gan y cwrs bedair sesiwn, sy'n ymdrin â'r pynciau canlynol: rhifau, mesur, siapiau a gofod, a thrin data. Bydd digonedd o enghreifftiau i’ch helpu i symud ymlaen, ynghyd â chyfleoedd i ymarfer eich dealltwriaeth.

Free course
48 hrs
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Gene testing free course icon Level

Science, Maths & Technology

Gene testing

This free course, Gene testing, looks at three different uses of genetic testing: pre-natal diagnosis, childhood testing and adult testing. Such tests provide genetic information in the form of a predictive diagnosis, and as such are described as predictive tests. Pre-natal diagnosis uses techniques such as amniocentesis to test fetuses in the ...

Free course
4 hrs
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Understanding cardiovascular diseases free course icon Level

Science, Maths & Technology

Understanding cardiovascular diseases

Your heart beats around 100,000 times every day and, in that time, pumps about 23,000 litres of blood around your body. But what happens when it doesn't work as well as it should? This free course, Understanding cardiovascular diseases, explains what happens in cardiovascular disease, when the heart's performance is affected, how the normal ...

Free course
15 hrs
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Seeing the light free course icon Level

Science, Maths & Technology

Seeing the light

This free course, Seeing the light, will teach you about how the Sun affects your home, both in terms of light and warmth and the energy it generates. You will learn about how it can affect your health and well-being, and how different climates design their homes differently to maximise the benefits of the Sun.

Free course
10 hrs