Stuff You Should Know

Discover the revolutionary world of guerrilla gardening, where individuals transform neglected urban spaces by planting vibrant gardens. Explore its humorous ethical dilemmas and rich history, from 17th century England to 1970s New York. Learn about seed bombs, a fun technique to revive barren areas and the community activism it sparks, including tensions with local authorities. Delve into practical tips for aspiring gardeners, like choosing native plants and maintaining a sustainable garden, along with entertaining listener stories that highlight the quirky side of this movement.

Obsessive-compulsive disorder is an anxiety disorder characterized by obsessive thoughts and compulsive actions. Check out this HowStuffWorks podcast to learn more about the effects of and treatments for OCD. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Thanksgiving is an unusual holiday in America -- there's no religious connotation, and the only traditions are a good meal and a sense of appreciation for the good things in life. Check out this HowStuffWorks podcast to learn more about Thanksgiving. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Albert Einstein is one of the world's most recognizable geniuses. But was his brain any different from that of an average person? Check out this HowStuffWorks podcast to learn more about Thomas Harvey, the man who set out to decipher Einstein's brain. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Corporate personhood is an ancient legal custom tracing back to Roman law, whereby a corporation is legally considered a person. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Eco-anxiety -- a chronic fear of environmental doom -- is a recent, specialized type of anxiety disorder gripping an estimated 40 million people in the United States. Check out this HowStuffWorks podcast to learn more about eco-anxiety. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

For thousands of years, societies across the globe have used herbs as medicine. While this practice continues today, the FDA does not regulate these potent substances. Find out why the FDA can't regulate herbal supplements in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Explore the shocking experiments conducted by the CIA using LSD on unsuspecting Americans, including the unethical experiments of the MK Ultra program and the role of Dr. Sidney Gottlieb. Discover the scientific background of individuals involved in the experiments and the fascinating story of White, who used acid to manipulate and control others. Uncover the connection between the CIA's LSD experiments and the counterculture movement.

The 2008 US financial crisis has been blamed on the excessive use of mortgage-backed securities. But what exactly is a mortgage-backed security? Learn more about these securities and how they contributed to the crisis in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Studies have shown that prayer has a positive effect on individuals, but can your prayer heal someone else? Check out this HowStuffWorks podcast to find out how science weighs in on the power of intercessory prayer -- and if it should at all. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.