It’s not exactly breaking news that Democratic and Republican legislators are deeply divided on the issue of climate change. Now, a new study by researchers at Northeastern University suggests it may not be just climate change, but science as a whole, that has become a wedge issue in Congress. And they used an unusual tool to arrive at their result: Twitter. The whole thing started as idle curiosity. Well, not quite idle. Like many ocean scientists, Brian Helmuth and some colleagues at