GIVEN journalists’ penchant for sticking the suffix “gate” onto anything they think smells of conspiracy, a public-relations consultant might have suggested a different name. But ResearchGate, a small firm based in Berlin, is immune to such trivia. It is ambitious, too—aiming to do for the academic world what Mark Zuckerberg did for the world in general, by creating a social network for scientists. And it is successful. About 1.4m researchers have signed up already, and that number is growing by 50,000 a month.Non-scientists might be surprised that such a network is needed. After all, the internet was originally created mainly by academics for academics and Mr Zuckerberg’s invention, Facebook, got its start on college campuses. But though the internet has speeded things up, it has not fundamentally changed how researchers are connected. Academic communities are still pretty fragmented, frequently making it hard for scientists to find others doing similar research. And results often are not shared across disciplines.To make things more efficient and interdisciplinary, ResearchGate wants to help the academic world to grow more connective tissue, as Ijad Madisch, one of the firm’s founders, puts it. As on Facebook, users create a profile page with biographical information, list their interests and research skills, and join groups. They can see what others with similar…