We have two models for a flow out of the wellhead that were done by our Flow Rate Technical Group under Marcia McNutt of the U.S. Geological Survey.

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McNutt notes that while he and nearly 90 international colleagues are trying to jump-start interest in this mission once more, a launch between 2024 and 2028 would require that NASA made a serious commitment to the project by no later than 2017.

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After "eruptive activity" last year at the Cleveland volcano, University of Alaska Fairbanks scientist Steve McNutt noted that 90% of air freight from Asia to Europe and North America flies over Alaska airspace, and hundreds of flights fly through Anchorage's air space daily.

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It's just one of the thousands McNutt and his curatorial team of Rich Clarkson, Adam Harris and Kate Brainerd considered from the National Geographic archives when putting together a landmark exhibition that's currently on display at select museums around the country (see below).

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Again, Dan, the process that is gone through on many of these steps is -- and Secretary Chu and Dr. McNutt and others have spent days and days and days in Houston, particularly around big events such as this one with the sealing cap and the Helix Producer coming online.

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