Hank tells us about two interesting new studies that explore the brain and its interaction with drugs, investigating how cannabinoids can repress fear, and bringing forth a possible vaccine for cocaine addiction.

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Is the War on Drugs doing more harm than good? In a bold talk, drug policy reformist Ethan Nadelmann makes an...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences.



"Freakonomics" author Steven Levitt presents new data on the finances of drug dealing. Contrary to...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences.



Why do we crave love so much, even to the point that we would die for it? To learn more about our very...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Journalist Misha Glenny spent several years in a courageous investigation of organized crime networks, which have...

Hank talks about the scary new drug that's led to some recent incidences of goat stabbing, as well as other tragedies - bath salts. We learn how it works and ask the important question: why?

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. What really causes addiction -- to everything from cocaine to smart-phones? And how can we overcome it? Johann Hari...

We continue our tour of the nervous system with a look at synapses and the crazy stuff cocaine does to your body.


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Electrical Synapses Use Ion Currents Over Gap Junctions to...

Cocaine addiction is difficult to treat, but with the help of gene therapy, scientists are hoping to change that

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Moshe Szyf is a pioneer in the field of epigenetics, the study of how living things reprogram their genome in...

Every so often, a headline pops up comparing cheese to cocaine. The reality of the situation is far more complex—and a lot less dire—than these articles might suggest.

Sometimes we learn the coolest stuff by being wrong! This week, we learned we were wrong about birds always laying eggs and mice being addicted to cocaine!

You may love or hate pumpkin spice, but it is undeniably an American cultural phenomenon. Luckily, science has some insight as to why this might be.

Hank describes how our brains respond biochemically to various addictive substances and behaviors and where those responses have come from, evolutionarily speaking.

The opioid epidemic is certainly terrible. Even as we're plumbing the depths of it, we should remember that there are other terrible drugs out there killing people and making lives worse. Cocaine is a big problem as well, and it kills a...

Howcast - Learn why the federal government is the main opposition to legalizing marijuana in this Howcast video.

Howcast - Learn the six key signs of a crack addiction from Dr. Paul Hokemeyer in this Howcast video.

Howcast - Get all your drug addiction questions answered from Dr. Paul Hokemeyer in this Howcast video.

Howcast - Learn about the most common substance addictions from Dr. Paul Hokemeyer in this Howcast video.

This video discusses the drug-related controversies surrounding former football players Edgar Davitz and Diego Maradona. It highlights the positive aspects of their careers, such as their skills and achievements, but also delves into the...

Cocaine is derived from the coca plant and is used in powder and rock forms. What effects does cocaine have on the brain and body, and what makes it such an addictive drug? Biology - Healthy Living - Cocaine is a drug derived from the...

Some drugs are used recreationally, with potentially harmful consequences. Find out which drugs are used inappropriately and the harm they can cause. Biology - Healthy Living - Learning Points. Drugs affect the chemical processes in our...

Explore the variety of effects of different types of psychoactive drugs - from stimulants to depressants - on the brain's chemistry and function. Biology - Healthy Living - Learning Points. Drugs that affect the brain in a way that...

Many drug users become drug addicts, but why is this? What changes to cause a person to become addicted to drugs? Biology - Healthy Living - Millions of people are addicted to drugs worldwide. Drugs target the reward center of the brain....