15:00
[Slow explanation] Does time really exist? [Trivia]
17:43
【ゆっくり解説】「右」と「左」の概念が存在しない国-空を「黒い」という人々-
18:49
[Nobel Prize] Why black holes don't destroy the universe [Slow explanation]
15:51
[Slow explanation] Why do mirrors only reflect left and right in reverse?
15:30