Your brain is not one big electrical signal. It’s actually hundreds of chemical conversations happening at once. These chemicals are neurotransmitters, and they control everything from motivation to movement. You’ve probably heard of dopamine and serotonin. Dopamine gets called the “pleasure” molecule and serotonin the “happiness” molecule. While those labels have tiny grains of truth, they’re mostly oversimplified marketing slogans. The real science is far more interesting,

Have you ever wondered how your brain turns a thought into a movement? Or how you remember someone’s face in a crowd? What blows my mind is that there is a constant symphony of electrical and chemical activity happening inside your skull.... as in right now and as you read this sentence. Thoughts are not intangible. You may not be able to touch them, but they are physical events - tiny measurable changes in voltage. And at the very heart of every thought, every memory, every