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Where does outer space begin? article icon

Science, Maths & Technology

Where does outer space begin?

Can a balloon carry you up to outer space? Does it count as being in space if you go up and down without orbiting the Earth? How high up to you have to be before you could orbit the Earth? 

Article
5 mins
OpenLearn choices for students studying Contemporary topics in science article icon

Science, Maths & Technology

OpenLearn choices for students studying Contemporary topics in science

Welcome to the Contemporary topics in science OpenLearn choice page. The options here make up the independent learning element of this course and allow you to tailor your study to suit your interests.   

Article
10 mins
Systems Thinking: Diagramming Tutorials video icon

Science, Maths & Technology

Systems Thinking: Diagramming Tutorials

Explore a range of systems diagrams and learn how to draw them - from spray, rich picture, systems map, influence, multiple cause and sign.

Video
30 mins
Diagrams in systems thinking video icon

Science, Maths & Technology

Diagrams in systems thinking

This video explores how a systems practitioner, who has mastered many diagramming techniques, can provide a thorough analysis of a complex situation. 

Video
10 mins
Causal loop diagrams video icon

Science, Maths & Technology

Causal loop diagrams

These tutorials explain what a causal loop diagram is and show you how to go about drawing one...

Video
10 mins
Multiple cause diagrams video icon

Science, Maths & Technology

Multiple cause diagrams

What elements do you need to build a multiple cause diagram? These tutorials show you how...

Video
10 mins
Influence diagrams video icon

Science, Maths & Technology

Influence diagrams

Ever wondered what an influence diagram is or how to draw one? These video tutorials explain...

Video
10 mins
Systems maps video icon

Science, Maths & Technology

Systems maps

Get an introduction to systems maps, why you might use them and discover how to draw them with our diagram tutorial.

Video
10 mins
Rich pictures video icon

Science, Maths & Technology

Rich pictures

What are rich pictures? These video tutorials show you how to draw rich pictures and explains why you may want to use this diagram. 

Video
10 mins
Spray diagrams video icon

Science, Maths & Technology

Spray diagrams

What are spray diagrams? How can you draw a spray diagram? This tutorial explains all you need to know...

Video
10 mins
Oxygen, blood and the body activity icon

Science, Maths & Technology

Oxygen, blood and the body

How do living things transport and store oxygen for respiration? Dr Simon Collinson explains.

Activity
10 mins
The geology of Northern Ireland article icon

Science, Maths & Technology

The geology of Northern Ireland

Discover the exceptional geological diversity of Northern Ireland.

Article
5 mins