The Pentagon is currently in the throes of a generational modernization program for the U.S. nuclear triad — comprising air, sea and land-based nuclear strike capabilities — that could cost taxpayers ...

A new technique based on machine learning and stem cells may lead to personalized testing for hazardous chemicals and make toxin testing on animals a thing of the past. Dubbed ‘forever chemicals’ ...

Apr. 4, 2026 A sweeping new study reveals that as Arctic permafrost thaws, it is dramatically reshaping rivers and releasing vast amounts of ancient carbon that had been locked away for thousands of ...