With radiation still seeping from Fukushima, TEPCO is taking an odd step: installing enormous polyester tents around the cores. Each steel-framed tent will be "will be 55 meters high, 47 meters long and 42 meters wide," Dow Jones reports.

We're not sure if this is silly, desperate or effective. While it will probably aid in the containment of particulate matter and radioactive steam, were there to be another reactor explosion, a polyester tent would probably wind up floating somewhere in the Pacific. [via WSJ]