视频简介
Its Halloween 1989, best friends Sam and Josh are trying to enjoy what's left of their final Devil's Night before graduating high school. But trouble arises when the two pals and a group of friends take a detour on their way to a rock concert, finding an old abandoned barn and awakening the evil inside. Now it's up to Sam and Josh to find a way to protect their friends and defe...。Presented by Siobhán McSweeney, the Irish spin-off of the global phenomenon pits 22 strangers against each other in a remote castle, where they must play a game an imaginative game of strategy. The twist? Some players, known as the Traitors, are secretly tasked with eliminating their competitors each night without being detected.。本课程讲述了天文学领域三个有趣而又发展迅速的课题：太阳系外行星，黑洞和暗能量。这些课题将明显提高在未来数年我们对天文学的认识。它探讨的不仅是我们现在所了解的也包括我们所不了解的，以及天文学家是如何探索的。。
