Working digitally can be fast, low-cost and has endless scope for creativity and sharing content - but it's also a flat, two-dimensional medium.
A designer proposes a neat idea - directing lava into channels shaped like buildings, for post-disaster reconstruction.
The things we could grow out of fungal mycelium include chairs, houses, and even (maybe) cities.
International art and design fair opens tomorrow
The implications could be grave even for sensible motorists, says the insurance provider.