反馈：从马拉松到月球，荒诞单位的奇妙之旅

“a marathon study session down the library” and “a marathon booze-up”. As Andrew says, “what constitutes a marathon in this context would depend on the activity”. And, Feedback might add, the person’s tolerance for the activity in question. Moon wanderings Twisteddoodles for New Scientist Readers may have heard that the Artemis II crew successfully travelled around the moon and back to Earth this month. A lot has been said about the mission, some of it delightful and some of it baffling. A key aspect of Artemis II is that, at the most distant point of their journey, the astronauts were 406,771 kilometres from Earth, further than anyone has ever gone before. …