Most Recent Blog Posts

Mar 21, 2008

Robotic music? Only if a collection of actuators is considered a robot

The Science Magazine site has a pretty interesting video of what's called robotic music which is interesting for what it reveals about the definition....More
Mar 14, 2008

math panel says: emphasize fractions

Readers of my editorials may recall one piece wherein I mentioned the story of a 1980s presidential candidate who reportedly had to ask his press....More
Mar 13, 2008

American PhD charge with a crime for calling himself "Dr." in Germany

Apparently the Germans don't recognize a PhD degree as conferring the title of Doctor, so they charged an American researcher working at the Max....More
Mar 10, 2008

MIT eliminates tuition for families earning below $75,000

Not only that, they will not figure in the value of your home when calculating net worth. An item from the Chronicle of Higher Education on this....More
Mar 06, 2008

An oversupply of solar cells?

An oversupply of solar cells? That's what an analyst writing on Seeking Alpha says is happening. Part of his argument: .......if thin film solar....More
Mar 05, 2008

More on remedial college math: Are college students confounded by simple algebra?

Here is another interesting item from the Chronicle of Higher Education. Sixty professors at the University of Washington have signed an open letter....More
Feb 29, 2008

headline:A Third of Public-School Students in Mass. Need Remediation at College

The headline from the news blog of the Chronicle of Higher Education screams that a third of public school students need remediation at college. Read....More
Feb 27, 2008

headline: Internet, communications technologies boost energy efficiency

According to a study by the American Council for an Energy Efficient Economy (ACEEE), it takes the U.S. less than half the energy to produce a dollar....More
Feb 25, 2008

Why Chinese exports are becoming more sophisticated -- not just because of outsourcing

Well, it's not just because of outsourcing from big companies, at least according to this research paper by a couple of economists. What Accounts for....More
Feb 25, 2008

Stealing data from laptops with a can of air

Turns out you can read out the contents of DRAM from a laptop for anywhere from a few seconds to a few minutes after the machine is off. Blasting the....More
Feb 22, 2008

Shades of intellectual property problems -- Why you don't post your ideas on YouTube

If you check out this demo of a prize winning video game http://www.kloonigames.com/crayon/ I think you will agree it is a pretty cool idea....More
Feb 21, 2008

the gravity powered LED lamp

Here's an interesting idea: The slow fall of a mass spins a rotor that powers 10 high-output LEDs. A Virginia Tech student made a lamp using this....More
Feb 21, 2008

Headline: costs of solar photovoltaic panels substantially eclipse benefits

An interesting news release out this morning http://www.newswise.com/articles/view/537915/?sc=swtr is about a paper written by a professor at the....More
Feb 15, 2008

Now here's an honest power supply designer

Go to Dr. Ray Ridley's Ridley Engineering site and look at the page listing his publications and a short description of each one. The paper described....More
Feb 14, 2008

Headline: Ethanol exacerbates global warming. Whoops.

If you are interested in ethanol's impact on the environment, you might want to get a copy of the latest Science magazine. I haven't seen it yet. Our....More
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Lee Teschler

Leland serves as Editor-in-Chief of Machine Design. He has 34 years of Service and holds a B.S. Engineering from the University of Michigan, a B.S. Electrical Engineering from the University of...
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The Editor’s Desk focuses on the engineering profession and its impact on society, trends in engineering compensation, and the education of engineers.

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