While it might seem strange scientists would think to develop dipsticks to measure caffeine, how they're making them is even weirder. How about three llamas and two camels. The animals, both called camelids by scientists, are among the few whose immune systems produce antibodies that are not destroyed by hot coffee. We did not look into who figured that out or why. Anyway, the researchers injected proteins linked to caffeine into the five beasts to elicit an immune response. The animals produced antibodies in their blood that were reactive to caffeine. Then in the lab, these antibodies were found to...
