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Heat: The Kelvin Scale
- The Kelvin scale is based on absolute zero, the temperature at which all atomic and molecular activity would stop. The units on the Kelvin scale are the same size as Celsius units.
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Build It Bigger: Kinetic Madness
(1:57)
Roller coasters use physics to create breathtaking and terrifying thrills in amusement parks across the world. Watch a video from the Discovery Channel.
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How Dry Cleaning Works
(1:32)
Dry cleaning is an amazing technology, but do you know what actually happens behind the counter? Find out how dry cleaning works in this HowStuffWorks Video.
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The Surprise
(7:15)
Archaeologists find an ancient mummified mother and child. Learn more about the cause of death of the mummies.
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Invention Nation: Solar Panels
(1:22)
Take a closer look at the technology used to build solar panels. Learn more about solar cells in this video.
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How Fireworks Work
(1:18)
Fireworks have a special and beautiful magic all their own. Watch this HowStuffWorks video to learn how they make such incredible colors and designs.
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Measuring Bones 3
(1:54)
From the archives of Discovery: Forensic researchers use a variety of methods to analyze and measure fragments of bone. Learn more about forensics and bone analysis.
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Bone Analysis
(2:02)
From the archives of Discovery: Forensic researchers use a variety of methods to analyze and measure fragments of bone. Learn more about forensics and bone analysis.
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Forensic Research with a Green Light
(1:28)
From the archives of Discovery: Forensic investigators routinely use high-powered lights to scrutinize a piece of evidence. Learn more about forensic research.
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