Muth studies the dynamics of reward and manipulation that play out between bumblebees and the plants that they visit. It is well known that plants reward bees with sugar-rich nectar to motivate the ...
She has found that when bumblebees drink nectar containing caffeine, they respond as if it contains more sugar than it actually does. The spike of caffeine makes them more likely to remember those ...
The authors point out that in 2018 when Trump was last president, China slapped the U.S. with a retaliatory tariff hitting California’s top exports. Almond prices fell from $2.50 a pound before the ...