The robots were the Roomba, a disc-shaped autonomous vacuum cleaner, and four anthropoid machines of varying degrees of humanness.

ECONOMIST: Animation and robotics

Plans call for 21 underwater rooms, with big windows looking out into the Persian Gulf, and a disc-shaped luxury hotel attached above the water line.

WSJ: Dubai's New Boom Is Hotel Rooms

In one of the most-watched architecture developments in the US, California Gov. Jerry Brown fast-tracked construction approval for Apple's massive new disc-shaped Cupertino campus in California.

ENGADGET: Inhabitat's Week in Green: rise of solar power, cardboard forts and a Death Star ping pong ball

Should we remind investors what happen to gold prices in the 1990s when the Japanese economy slid to deflation, or should I wait to see how the gold-shaped mooncake disc sales fared during the Mid-Autumn festival?

FORBES: An obscure indicator of the gold bubble?