Grist: When thousands of Minneapolis bees died last month, spilling out of the hive like they were drunk, as one apiarist put it, the University of Minnesota and the states ag department were called in. After weeks of lab tests, the scientists found the culprit: Fipronil, a widely used insecticide found in more than 50 pest-killing products. From Minnesota Daily: The University Bee Lab, the Bee Squad and the Minnesota Department of Agriculture conducted tests to confirm that pesticide had caused...