button on the right side of the box. Jason (moderator): Welcome to the "Black Holes" Chatroom. We're chatting with Astrophysicists Ezequiel Treister and Kevin Schawinski about the newest Chandra X-ray Observatory findings on massive black holes in the early universe and about black holes in general. This is a moderated chat. To submit your own question, please type it in the box at the bottom of the window and click the 'Ask' button on the right side of the box. Thanks for your patience as we answer your questions. Jason (moderator): We're also joined by Astrophysicist Priya Natarajan as well. Jason (moderator): We're working on answering the first few questions. To ask your own, please type it in the box at the bottom of the window and click the 'Ask' button on the right side of the box. Thanks for your patience as we answer your questions. dean: hey, i have a few questions today :), my first one: Light canot escape from black holes, we can conclude that the speed of light has changed by that, so in theory , when travelling through a black hole, we can go faster than the speed of light. ( Don't mention the typos , my english isn't that good) riyanatarajan: Great question! actually even light and in fact no matter at all can escape a black once it has crossed the point of no return called the event horizon. It is not that the speed of light changes. The `slowing down' refers