After 100 years of searching, scientists in Washington state have detected gravitational waves, vibrations in space caused by the collision of black holes. The historic news was translated into dozens of languages so people around the world could share in the celebration, including Blackfoot, an endangered language spoken by a local indigenous tribe. Listen to learn why scientists decided to announce their discovery in a native language, hear how it sounds, and learn why the gesture held special meaning for the Blackfoot community.