Coffee How caffeine became nature's secret weapon and humanity's favorite fix Mark Frauenfelder

Coffee Statues of giant coffee pots around the USA Popkin

music Start your day with 18 minutes of music about coffee, courtesy of They Might Be Giants Thom Dunn

drugs Watch these two Popular Science editors quit their coffee habit Mark Frauenfelder

drugs Incredibly groovy TV commercial for "Good Strong Coffee" (1968) David Pescovitz

Coffee Swiss government declares that coffee is not essential for survival David Pescovitz

picks New study discovers why coffee can protect the brain, and it has to do with the kind of roast you drink Carla Sinclair

Coffee How caffeine keeps you awake David Pescovitz

Business Starbucks to roll out nitro cold-brew this summer Cory Doctorow

Science How to wake up without coffee David Pescovitz

caffeine What it's like to vape caffeine Mark Frauenfelder

photography Beautiful microscope photographs of drugs, legal and illegal: LSD, caffeine, GHB, meth, and more. Xeni Jardin

Coffee How much caffeine and alcohol should we (or shouldn't we) be drinking? Carla Sinclair

Science Caffeine hallucinations: Why "Letters to the Editor" matter in science Maggie Koerth

Food Danny Trejo, aka "Uncle Machete" says it's ok to share food with your dog; Here are some specifics about what your dog should and should not eat Jennifer Sandlin

bro juice Drink marketed at young has 6x the caffeine of coffee Rob Beschizza

psychology Daytime drowsy? Put your head in the freezer, says sleep scientist David Pescovitz

booze Sales of caffeinated wine surge after Catholics denounce Protestant-themed marketing Thom Dunn