The unsolved murder spree of Jack the Ripper has captivated generations of amateur investigators, each with their own theory of the killer's identity. Learn more about one particularly thought-provoking suspect in this HowStuffWorks podcast.
Personal rapid transport combines the best traits of subways and taxis, and costs less to build than light rail. Could this be the future of transportation? Check out this HowStuffWorks podcast and learn more about personal rapid transport.
Could high-end digital auto systems such as blind-spot detection and collision prevention overcome the errors of human drivers? Check out this HowStuffWorks podcast to learn more about the death-proof cars of the future.
Swear words are usually considered workplace taboos -- yet the debate continues over whether these words are inappropriate, or examples of free speech. Learn more about using swear words at work in this HowStuffWorks podcast.
The United Nations has found that 22% of the world's population does not have access to clean drinking water. Could we fix the water shortage by manufacturing water? Check out this HowStuffWorks podcast to learn more about manufacturing water.
The trolley problem is an ethical dilemma that proposes a difficult decision about choosing whether a group of strangers lives or dies. Learn more about ethics and the nature of sacrifice in this HowStuffWorks podcast.