Just days after the new pope, Leo XIV, took up his position as head of the Catholic Church, he started talking about ...

Christmas in the Middle Ages wasn’t always about peace and goodwill — and one year, things took a shockingly dark turn. In this episode, we uncover the story of the most unholy Christmas of the ...

This could allow astronomers to see all the way back to cosmic dawn to glimpse the emergence of the first stars, galaxies and black holes from the cosmic dark ages. A spectral transition of ...