The headquarters of the Instituto de Astrofísica de Canarias (IAC) and its technological headquarters, IACTEC, open their doors to the public at their Open Days as part of Open Government Week 2025. This initiative, promoted by the Open Government Partnership worldwide, seeks to bring public administrations closer to citizens and promote the values of transparency, integrity, participation and accountability. The event at the IAC headquarters will take place on Monday 19 May, while the IACTEC will open its doors on Tuesday 20 May. Both days will be held in person, with two visiting hours

A greedy white dwarf star in our own Milky Way galaxy is devouring its closest celestial companion at a rate never seen before, according to an international study involving the Instituto de Astrofisica de Canarias (IAC) and the University of La Laguna (ULL). The research, published in the journal Monthly Notices of the Royal Astronomical Society , found the double star, named V Sagittae, is burning unusually bright as the super-dense white dwarf is gorging on its larger twin in a feeding frenzy. Experts think the stars are locked in an "extraterrestrial tango" as they orbit each other every