What is hidden in the dark sky

O que se esconde num céu escuro

What is hidden beyond the edge of the light, in the darkest areas of the sky? Which frontiers of the unknown await astronomers there, and what challenges have yet to be overcome? Online session with Fernando Buitrago, of the University of Valhadolid and IA, on the 30th January 2021.

Content in Portuguese. Watch this and other videos on IA’s channel on YouTube.