I noticed in The Guardian that there's a book coming out this week listing the . I'd like to go over 10 of them today, perhaps coming back to the other 10 next week.

*Every list of "most important questions" comes freighted with a certain amount of arbitrariness and by Mun Keat Looi, Hayley Birch and Colin Stuart is no different. However, I have to admit that this list encompasses some of the most difficult and intriguing open scientific questions, including some that go to the heart of the current debate on scientism. (Our very own Adam Frank visited that theme .) So, without further preface, here are the 10 big questions for this week:

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