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How Marshmallows Work
Marshmallows are an old candy -- they've been around since the 1800s. The name marshmallow comes from the original recipe, which called for sap from the marshmallow plant. Check out this HowStuffWorks to learn more about the history of marshmallows.
What is low-power FM (LPFM)?
FM radio stations have high operating costs, so they're seldom affordable to individuals and small organizations that want to use them for not-for-profit purposes. Find out how LPFM stations work in this podcast from HowStuffWorks.com.
Why is cotton more absorbent than nylon?
When water comes in contact with the complex molecules that make up cotton and nylon, it causes a different action in each material -- but why? Listen in as Marshall Brain breaks down the science behind water absorption in this podcast.
What happens when pregnant women smoke cigarettes?
When pregnant women smoke, they expose their developing babies to a host of addictive, harmful chemicals. In this episode, Marshall Brain explains how nicotine and other compounds found in cigarettes affect developing fetuses.
What is a stratospheric aerosol?
Stratospheric aerosols have been proposed as a new way to combat global warming -- but what's the science behind this proposal? Discover how stratospheric aerosols would work in this podcast from HowStuffWorks.com.