Obviously there are many different things that BP has expertise on and are working on, most notably capping the well.

WHITEHOUSE: Press Briefing

"NASA has used many robots for doing different tasks but there are so many things, so the idea was to build one that can change shape and size depending on what NASA wants it to do, " said Shen.

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Why is it then that there are so many ways of dying, and that we're made in different ways and feel so many different things?

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