Original sentence: National Academy of Sciences has stated that Intelligent Design "and other claims of supernatural intervention in the origin of life" are not science because their claims cannot be tested by experiment (which is also alleged by the Intelligent Design proponents to be true of all the other theories of origins) and propose no new hypotheses of their own
Edited sentence: National Academy of Sciences has stated that Intelligent Design "and other claims of supernatural intervention in the origin of life" are not science because their claims cannot be tested by experiment (which is also true of the other theories of origins) and propose no new hypotheses of their own