Between 2010 and 2025, militaristic terms in scientific abstracts increased by 48% in OpenAlex and 32% in PubMed, with a sharp rise after 2019. The use of such language is aligned with global conflict levels and grows fastest in Global South publications, particularly in social sciences and engineering. A controlled experiment shows that war-framing reduces perceived credibility, funding willingness, and policy support, with a minor increase in urgency.