I am unable to create a summary of the requested article because the search results provided do not include the full text of the article "NASA administrator teases new science efforts" from Science, Volume 391, Number 6790, March 2026. The search results contain only partial information about NASA activities and statements by NASA Administrator Jared Isaacman from March 2026, but are not direct citations from the specific article you requested to be summarized. In order to create an accurate and factual summary in accordance with your requirements, I would need access to the full text of this article.