Building Plant Security from the Ground Up

Security standards for industrial controllers, devices, and networks are still a work in progress. Initial efforts involved device and process certification requirements developed by security companies such as Wurldtech/Achilles. Today, the ISA99 industrial cyber security committee is driving an ind

What's Your Preference, Glass or Plastic?

"Glass Is Life." A promotional and educational Web site developed by glass packaging giant Owens-Illinois features videos, social networking forums, and case studies to illustrate the versatility of glass. Glass, states the promo, is a safe and inert packaging material, a fact further highlighted by

Do You Want to Hear Me Now?

Are phones in smartphones relevant? According to a survey by social communications platform, CloudTalk, speaking on the phone is not even in the top three favorite activities in which people engage on their smart phones. Texting, emailing, and social networking come first. Meanwhile, researchers in

Lost and Found: Hemi Willys Six-Cylinder?

During a recent trip to Milwaukee, I had the opportunity to hang out with Tony Stevens, Brooks Stevens's grandson, for part of a day, and came across this most unusual remnant of the Brooks Stevens collection.

According to Tony, it's a Willys six-cylinder with a casting number of 905101, but

90 Subaru Help?

Hi there, My mom's 90 Subaru Legacy with 90K miles on it just had a transmission replaced. The cruise control was working fine until the trans swap. Now it doesn't work at all. The light goes on when I push the CC button on the dash but that is it....The mechanic says that he didn't touch the cruise

Understanding Electro Magnetic Field

If it is more or less clear with an electric field, it is less so with the el magnetic.

let 's imagine a simplified AC source, having at first a resistive load, so :

at 0 V of a sinusoidal emf no electrons are moving from the - to +.

in the middle of the let' s say positive rise of the emf 50 ele

Necessity The Reason of Inventions.

Vacuum denotes a field magnetically unfilled wth space and vacant of mediumistic material substances. The Energy of the Vacuum is nothing but the underlying background energy which exists within space, even when the space is devoid of mediumistic material substances of nature in accordance with unco

Stacking One Trillion Dollars

From Wired Top Stories:

The claim: A stack of one trillion one-dollar bills would reach to the moon and back four times. Physicist Rhett Allain tests this and estimates the size of a $1 trillion "cashteroid."

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