PBS NewsHour

'Even Light Can't Escape' Discovered Black Holes

Clip: 12/06/2011 | 5m 45s

Astronomers recently discovered two massive black holes over 300 million light years away. Gwen Ifill gets the details about what the discovery means for the universe.

Aired: 12/06/11

Rating: NR

Problems Playing Video? | Closed Captioning

Major corporate funding for the PBS NewsHour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by Consumer …

Support provided by: