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MythBusters: Viewer Special

Related Article: Learn more about swords.

Can coins and books really deflect sword attacks? To find out, the MythBusters take a ham, an old book, several Civil War-era coins, and a 150 year old sword and start stabbing.

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Assembly Line: Crayola Crayons (4:12)

This Crayola crayon facility makes 14.2 million crayons each day. Learn more about Crayola crayons in this video from Discovery.

Super Speedo Swimsuit (1:42)

Watch this Reuters video demonstrating how Speedo and NASA engineers tested and manufactured the world's fastest swimsuit for the U.S. Olympic Team. Olympic Record holder Michael Phelps is impressed that the suit produces almost zero drag.

Are Toxic Chemicals in Lipstick and Baby Bottles? (4:14)

Watch this Reuters videos discussing whether there are toxic chemicals in cosmetics and household items such as lipstick, shampoo and even baby bottle nipples. The FDA is studying claims of chemical toxicity that lead to increased risks of cancer.

Safe Windows Prevent Injuries (4:09)

Watch this video about emergency response technologies on HowStuffWorks. In a catastrophic event, the need to minimize and prevent collateral damage from flying and broken glass shards is imperative. See how safety and security window films from... More »

GTRI: Center for Emergency Response Technology, Information  (2:37)

With regard to the technologies, the first responders said they needed an inexpensive sensor that they could use to identify and detect chemical and biological agents, so GTRI found the technology that we believe will pay off in the long-run in... More »

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How Nanotechnology Works (2:19)

Nanotechnology deals with materials and machines on an incredibly tiny scale. To learn more about nanotechnology, check out this HowStuffWorks video.