This free course, Basic science: understanding numbers, explains how you can use numbers to describe the natural world and make sense of everything from atoms to oceans.

We ask the question ‘Can renewable energy sources power the world?’ as a response to the growing awareness that increased use of renewable energy technologies is making a major contribution to global efforts to limit anthropogenic climate change. The course begins by examining the environmental concerns that have caused a rise in interest in ...

This free course, Citizen science and global biodiversity, deals with the importance of biodiversity and explores how anyone can contribute to and be involved in identifying and recording wildlife, as a citizen scientist. It looks at what citizen science is, and how citizen science facilitates public involvement in scientific research ...

Climate change is a key issue on today's social and political agenda. This free course explores the basic science that underpins climate change and global warming.

Human-induced climate change and resulting extreme weather events are an increasing and serious threat to the Earth’s ecosystems. This free course, Climate Change and Renewable Energy, describes the basic science of the greenhouse effect and how it has been modified by human activities such as the burning of fossil fuels. It describes the ...

Human societies have to take urgent action to end their dependences on fossil fuels. We have to alter the whole path of our development and decision making in order to make our societies both environmentally adaptable and sustainable. This free course, Climate change, takes on the task of trying to chart some of the ways in which it might be ...

Climate crisis is one of the grand challenges we face as a society, but it can be hard to approach as a subject. Not only can the science at times seem dauntingly complex, but the solutions are also far from clear. This leaves many people feeling confused, guilty, anxious, angry, or else completely switched off from the subject. This course ...

This free course, Data and processes in computing, will help you to understand the forms of data that are handled by software and look at the various processes that can be applied to the data. These ideas are demonstrated through the use of a supermarket till and illustrate how simple data sets can be manipulated.

Diagrams, charts and graphs are used by all sorts of people to express information in a visual way, whether it's in a report by a colleague or a plan from your interior designer. This free course will teach you how to interpret these tools and how to use them yourself to convey information more effectively.

Build your confidence online with this free course designed to help you thrive in the digital world. Explore key skills such as managing your digital identity, staying safe, finding reliable information, and maintaining digital well-being — all while developing a critical, reflective approach to life online.