{"ok":true,"nota":{"id":"64caa13de4c4fef8","slug":"un-asteroide-que-acabo-con-los-dinosaurios-habria-ayudado-a-las-hormig-64caa1","titulo":"Un asteroide que acabó con los dinosaurios habría ayudado a las hormigas a dominar el planeta","resumen":"Científicos encontraron que ráfagas de actividad de genes móviles del ADN de las hormigas coincidieron con el auge de los grandes grupos de hormigas tras la extinción. Esos genes podrían haber afinado su comunicación por olor.","fuente":"sciencedaily","fuenteNombre":"ScienceDaily","color":"#0b6ea8","autor":"","url":"https://www.sciencedaily.com/releases/2026/10/261026225608.htm","imagen":"/hoy/portada/64caa13de4c4fef8","tema":"ciencia","subtemas":["evolucion","hormigas","extincion de los dinosaurios","genetica","genes saltarines"],"entidades":["hormigas","dinosaurios"],"formato":"dato","entretenimiento":false,"pubTs":"2026-10-28T01:40:35.000Z","indexTs":"2026-10-28T03:58:33.100Z","hash":"6790107eb604da574302a1d5f6686806508f78cd755a5eeeeebfd04bc42c8dee","tsa":{"time":"Oct 28 03:58:54 2026 GMT","provider":"freetsa.org","sobre":"sello"},"stats":{"views":0,"likes":0,"clicks":0,"dwell":0},"tipo":"motor","registro":"hallazgo","porQueImporta":"Después de que cayó el asteroide, muchos ecosistemas se reconfiguraron y algunos grupos encontraron espacio para crecer. Este trabajo muestra que los cambios en el ADN, incluso los que parecen basura genética, pueden empujar grandes transformaciones de las especies. Es una hipótesis con fuerte evidencia de coincidencia temporal, pero la conexión causal todavía se está explorando.","quienFirma":"Estudio difundido por ScienceDaily","confianza":"revisado","consulta":{"pregunta":"¿Un desastre puede terminar beneficiando a alguien?"}},"sello":{"hash":"6790107eb604da574302a1d5f6686806508f78cd755a5eeeeebfd04bc42c8dee","sello":"09a16c10e596e25f92b9a6557478272110c98eb67d059492c1b6dbd5ea70c982","beacon":{"drand":{"cadena":"8990e7a9aaed2ffed73dbd7092123d6f289930540d7651336225dc172e51b2ce","ronda":6590963,"aleatorio":"b8e05c82c4f480cef2543509507a504b11f8c2ced41f2987fcf670350433b059","tiempo":"2026-10-28T03:58:30.000Z"},"nist":{"cadena":2,"pulso":2002415,"salida":"83FB6A2220FCE2C62EF25995E4F137FB70C1283C24164F6C2A73E4207F67D271A56A6B42C007A3A68A2C68226A3823F4744FD9BD46DADACA678941CD6ECC53AC","tiempo":"2026-10-28T03:57:00.000Z"},"noAntes":"2026-10-28T03:58:30.000Z"},"verificacion":{"drand":true,"nist":true},"tsa":{"time":"Oct 28 03:58:54 2026 GMT","provider":"freetsa.org","sobre":"sello"},"original":{"titulo":"The asteroid that killed the dinosaurs may have helped ants conquer the world","descripcion":"The asteroid that killed the dinosaurs may have set the stage for ants to conquer the planet, with a surprising boost from “jumping genes” hidden in their DNA. Scientists discovered that bursts of activity from these mobile genetic elements coincided with the rise of major ant groups and may have helped sharpen their extraordinary ability to communicate through smell.","pubDate":"Tue, 27 Oct 2026 21:40:35 EDT","url":"https://www.sciencedaily.com/releases/2026/10/261026225608.htm"},"indexado":"2026-10-28T03:58:33.100Z"}}