As the Ars team convenes for two days of meetings in Chicago, we're reaching back into the past to bring you some of our favorite articles from years gone by.
Ah, sweet, sweet caffeine. Whether your chosen delivery device is a Triple Red Eye from Starbucks or a liter of Mountain Dew, nothing beats the gentle jolt into full wakefulness provided by the humble C8H10N4O2 molecule. Oral delivery by means of caffeinated liquids has long been the preferred method of getting one's caffeine buzz on. In a cruel twist of fate, some people are unable to brew a pot of coffee, order a latte, or figure out how to open a can of Mountain Dew right after waking up, due to that very same lack of caffeine.