The international CTAO LST Collaboration , in which the Instituto de Astrofísica de Canarias (IAC) plays a prominent role, released remarkable findings from observations of GRB 221009A—the brightest gamma-ray burst (GRB) ever recorded. The results were published by the renowned journal The Astrophysical Journal Letters (ApJ Letters) . The publication presents in-depth observations conducted in 2022 with the Large-Sized Telescope (LST ) prototype, the LST-1, during its commissioning phase at the Roque de los Muchachos Observatory (ORM) on the CTAO-North site in La Palma, Spain. The

The Museo de la Ciencia y el Cosmos, part of the Organismo Autónomo de Museos y Centros del Cabildo de Tenerife, will host a conference by the astrophysicist and 2006 Nobel Laureate in Physics, John Mather, entitled ‘Unsolved mysteries of physics and astronomy’, on Friday 9th May. Mather receives this week the recognition as Doctor Honoris Causa of the Universidad de La Laguna (ULL) with the sponsorship of the researcher of the Instituto de Astrofísica de Canarias (IAC) and Doctor Honoris Causa of the ULL, John Beckman. Mather's lecture, which will be in English, will be presented by the