Blasting tardigrades with radiation shattered their DNA, yet they magically repaired it. We discovered they crank up DNA repair genes like a cosmic radio, some 300-fold! These boosted genes tackle the exact damage radiation causes, suggesting tardigrades have a built-in DNA damage alarm and repair kit. This resilient dance with DNA could rewrite our understanding of life, holding secrets to protecting organs and extending lifespans. Tardigrades, tiny titans, teach us: life finds a way, even through a radioactive waltz.