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Author: Bonsor, Kevin How Wildfires Work 
 "An average of 5 million acres burns every year in the United States, causing millions of dollars in damage." This site discusses how wildfires start, burn, and die, with information on common causes of wildfires, impact of topography, and fighting wildfires. Includes links to additional resources. From HowStuffWorks. http://science.howstuffworks.com/wildfire.htm Topics: Environment, Outdoor Recreation, Science Last updated Nov 17, 2003 How Quicksand Works
Details about quicksand, which is "just ordinary sand that has been so saturated with water that the friction between sand particles is reduced. The resulting sand ... can no longer support any weight. If you step into quicksand, it won't suck you down. However, your movements will cause you to dig yourself deeper into it." Includes material about how quicksand forms and how you can escape from it. From How Stuff Works. http://www.howstuffworks.com/quicksand.htm Topics: Geology, Public Health & Safety Last updated Jul 10, 2006 How Space Tourism Works
This site introduces the space tourism industry, citing its first tourist adventurers, along with the training and costs involved. It includes summaries of several commercial space travel projects and ideas, including space stations for corporate communities and a national contest to develop reusable launch vehicles for transporting the public into space. From How Stuff Works. http://science.howstuffworks.com/space-tourism.htm Topics: Technology Last updated Mar 25, 2007 How Black Boxes Work
Background about how an airplane's "flight data recorder (FDR) and cockpit voice recorder (CVR), also known as 'black boxes,'" are used by investigators to determine the cause of airplane accidents. Topics include data recording and storage technologies, how these "crash-survivable memory units (CSMUs)" are "engineered to withstand extreme heat, violent crashes and tons of pressure," and how information is retrieved from the black boxes. From How Stuff Works. http://electronics.howstuffworks.com/gadgets/other-gadgets/black-box.htm Topics: Transportation Last updated Sep 14, 2009 |
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