The new "face" of clocks.
An elegant, simple new design of clock is being produced by two entrepreneurs in a bedroom.
The spiral face rotates, clockwise, every 12 hours, slowly winding a small ball up the coiled face. At the twelfth hour, the ball drops into the centre of the face and back to the beginning.
The clock is an art piece, costing hundred of pounds, but I bet you could build your own version from off-the-shelf parts or a recycled clock.
After all, the prototype was knocked together from beer cans and gaffa tape...
BBC video article.
Oddly philosophical video: