BBC Bitesize takes a look at five shapes that naturally appear around us, and what they tell us about the world. When a tree is cut down, you can see circular rings on their stumps. It’s well ...

Through a field called geometric topology, mathematicians like me study all possible spaces in all dimensions. Whether trying to design secure sensor networks, mine data or use origami to deploy ...

What solid shapes do you see in the world around you? What are 3D shapes? Learn about 3D shapes and their properties.