Three Black Holes in NGC 6240

Three Black Holes Colliding in Galaxy’s Core

Three black holes were discovered in the core of the nearby galaxy NGC 6240 by scientists at the University of Gottingen. Find out how they did it, and what it means for our understanding of the story of our universe. (3:30 min read)

Constellations

The Many Ways the Constellations Reveal Themselves

Find out how the constellations are viewed in various cultures and how indigenous star knowledge is being revived in North America.