We're sorry, but we are unable to create a summary of the requested article. Although we have received multiple sources related to US science and policy 2026, the specific article "Filling the US gap at science-policy bodies" from the journal Science (Volume 391, Number 6791, Page 1216-1216, March 2026) is not found in the search results provided. In order to create an accurate and factual summary according to your requirements, we need to have access to the full text of this particular article.