Caffeine is a drug that tons of us take every day. But is that a bad thing? And if we get it in the form of energy drinks, is that super dangerous? We talk to Dr. Astrid Nehlig, Prof. Gregory Marcus, and Prof. Sachin Shah. 

Molly, ecstasy, MDMA: whatever you call it, this drug is blowing up. Some say MDMA can be a legitimate medicine to treat conditions like PTSD. But others reckon it's a dangerous drug that can fry your brain, and even kill you — from just one bad pill. Who's right? That's what we're snorting up today. We talk to psychiatrist George Greer, public health researcher Prof. Joseph Palamar, former DEA spe...

We all know gossip can be bad — but some of us still can’t seem to get enough of it. So today we’re digging into the science of gossip to answer questions like: who really gossips? And why do we love it so much? We spill the tea with sociologist Dr. Stacy Torres and neuroscientist Professor Josep Marco-Pallarés.