Physics World at 25: Puzzle round-up
Who bagged the whole set?
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Louise Mayor was features editor of Physics World from 2009 to 2017.
Physicists are increasingly collaborating with scientists from other fields, but few have taken this concept as far as Albert-László Barabási
Read article: Albert-László Barabási: sharing the tools of the trade
Academics with a passion for free knowledge argue why you should get involved