stephen hawking saying that 'if information can be lost [from black holes] it has important practical and philosophical consequences' - 黑洞 個影片檔及 b 捲影像00:24宇宙大爆炸
stephen hawking saying he doesn't want to get too close to a black hole as 'he might fall in or get blasted with hawking radiation' - 黑洞 個影片檔及 b 捲影像00:13
sequence of shots showing stephen hawking in his room with a student at cambridge university, cambridge - 黑洞 個影片檔及 b 捲影像00:19
stephen hawking saying we can 'predict the future' with the information contained within black holes - 黑洞 個影片檔及 b 捲影像00:21