nasa is cutting its chief scientist and other roles, affecting 20 employees, as part of the trump administration's staff reductions at the agency's Washington headquarters. This shift may signal deeper cuts to nasa's science missions in favor of greater emphasis on human spaceflight to Mars.

nasa is eliminating jobs at its headquarters.

katherine calvin, the chief scientist and a climate science expert, is among the employees whose jobs are eliminated.

President Trump mentioned the focus on human spaceflight in his address to Congress.