black hole

Noites no Observatório – Black Holes: New Horizons

Black holes are extremely twisted regions in space (and in time). Learn the journey of the human reasoning about these mysterious objects, and explore the mechanisms invented to detect them.

Rescuing gravity from the edge

The bizarre space-time predictions of Einstein’s General Relativity might be wiped out by a modified version of the theory, with extensive applications now laid down in a comprehensive review article co-authored by a researcher of the Instituto de Astrofísica e Ciências do Espaço (IA). Ler mais