The theory was that the giant rear wheel would act like a flywheel and help maintain momentum on the track. Another classic of the genre was this Cinelli Laser. And Graeme Obree's homemade bike, 'Old ...

The new-look Studio Museum in Harlem takes a third way: it seems to tolerate the collection as a slightly irritating blemish ...

Spot gold rose 0.4% to $4,187.43/oz by 00:24 ET (05:24 GMT), while gold futures for December fell slightly to $4,190.75/oz.