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How Interactive Voice Response (IVR) Works
electronics.howstuffworks.com/interactive-voice-response.htm
IVR, or interactive voice response, is a new technology that many of us use everyday. Learn more about IVR at HowStuffWorks.
Psoriasis Overview
health.howstuffworks.com/skin-care/problems/medical/psoriasis.htm
Psoriasis can be a painful skin problem. Learn more about how psoriasis works at HowStuffWorks.
Solar Urticaria Overview
health.howstuffworks.com/skin-care/problems/medical/solar-urticaria.htm
Solar urticaria is a rare skin reaction caused by exposure to certain ultraviolet light. Learn more about solar urticaria at HowStuffWorks.
Where can single parents meet?
lifestyle.howstuffworks.com/family/parenting/parenting-tips/where-single-parents-meet.htm
Where can single parents meet? Visit HowStuffWorks to find out where single parents can meet.
How Elevator Psychology Works
health.howstuffworks.com/mental-health/anxiety/how-elevator-psychology-works.htm
Elevators give many people anxiety. So how does elevator psychology, or treating people who are scared of elevators, work? Find out at HowStuffWorks.
Top 5 Volunteer Organizations for Retirees
What are some top volunteer organizations for retirees? Learn about Top 5 Volunteer Organizations for Retirees at HowStuffWorks.
How Tetris Went From Soviet Mind Game to Smash Hit
electronics.howstuffworks.com/tetris.htm
Tetris was developed during the Cold War by a puzzle-happy programmer working for the Russian Academy of Sciences. So how did this addictive game break free of the Iron Curtain?
How Immigration Works
people.howstuffworks.com/immigration.htm
Immigration is one of the most controversial subjects in America today. Learn how immigration works and about visas, green cards and amnesty.
What is the economic impact of hybrid cars?
auto.howstuffworks.com/economic-impact-of-hybrid-cars.htm
What is the economic impact of hybrid cars? Visit HowStuffWorks to learn the economic impact of hybrid cars.
What Does 'BPA Free' Mean and Why Does It Matter?
science.howstuffworks.com/environmental/green-science/bpa.htm
The chemical BPA (bisphenol-a) often found in consumer goods, may be linked to human health problems. Learn more about BPA in polycarbonate plastics.