Today's Oil Spill Solution: A Two-Ton 'Top Hat' 1.62K Jeff Neumann 05/12/10 07:27AM Filed to: Experiments Experiments oil spill Deep water horizon gulf of mexico Bp The first BP megadome didn't work. Now golf balls, hair clippings and pillows are being thrown into action. And after lying on Capitol Hill yesterday, the oil company has deployed a smaller "top hat" dome for the leak. [CNN, Getty]