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Vantage Point: What is Green Engineering?
It’s the focus of attention on everything from primetime TV ads to presidential debates.
2008 Chevy Silverado 3500 4WD Crew Cab LT2
It’s fashionable today to criticize pickup trucks because they are not as dainty or fuel efficient as cramped minicars.
Scanning for Ideas: Novel Recirculating Belt Powers Linear Actuator
Designers at Animatics Corp., Santa Clara, Calif. (animatics.com), reengineered the concept of a belt-driven actuator and came up with the Harmonic Linear Drive (HLD).
Scanning for Ideas: Ballast-Free Ship Would Keep Lakes and Waterways Clean
Freighters carrying water for ballast have introduced over 150 nonnative creatures into the Great Lakes, including the zebra and quagga mussels.
Scanning for Ideas: Fuel Cell Powers Motorcycle
The Crosscage, a concept motorcycle powered by a hydrogen fuel cell, was one of the big crowd pleasers at last year’s Tokyo Auto Show.
Scanning for Ideas: Hybrid powertrains for luxury SUVs
General Motors and Cadillac (cadillac.com), in a nod to upscale consumers concerned about the price of gas and the environment, have developed a hybrid powertrain for its Escalade SUV.
Backtalk - 6/19/2008
50 Years of Innovation
Software Review: CAD goes green
Today, “green” evokes more than a color — it is meant to imply anything that promotes a healthy, long-lived, and sustainable planet.
Looking Back
10 YEARS AGO — June 18, 1998
Career Profile: Dan Newman
A Darpa manager talks about unmanned aircraft, working on a job you can’t finish, and working for the government.
Letters - 06/05/08
I don’t think Mr. Rapp’s suggestion, the Public Personal Mover (Letters, April 10), should be rejected out of hand. With slight modifications, his plan could answer your objections.
2008 Chevrolet Malibu 1LT
The Malibu was voted 2008 North American Car of the Year and with good reason.
2008 Buick Enclave
Crave a vehicle that looks cool on the outside, while being humongous on the inside?
Hi Ho, Hi Ho, Off to the Mine We Go with Nylatron GS
Nylatron GS, a molybdenum-disulphide (MoS2) filled nylon, is now certified by the Mine Safety and Health Administration, U.S. Dept. of Labor.
Metal-Filled Acetal is Easy to Find With Metal Sensors
Delrin 400MTD acetal from DuPont, Wilmington, Del., is made with a proprietary metal filler and can be detected by most metal sensors used on food-processing conveyors, in the unlikely event of a part’s entry into the process stream.
Ballistic Material for Brain Buckets
For the past two decades high-tenacity fibers such as S-glass, Aramid, and ultrahighmolecular- weight-polyethylene (UHMWPE) have been the materials of choice for making lightweight armor.
High-Flow Nylon 66
A high-impact nylon 66 (PA66) flows easily into intricate and multicavity parts such as fasteners and automotive engine cradle nests.
Software Review: Digital Pen Excels at Data Capture on the Field
Efficient decision-making based on field data is always core for our work in engineering and architecture, inventory and asset management, and environmental science, so we must often collect high volumes of geospatial information.
X-rays and UV Gang Up to Kill Anthrax
Engineers at Georgia Tech Research Institute have developed a faster, less-expensive method for decontaminating bioterrorist sites in the future.
Tiny Needles Deliver the Drugs
Engineers at Georgia Institute of Technology have developed a way to get drugs that normally cannot be delivered through the skin to do just that.
A Necklace That Nags
One-third of all adults regularly taking prescribed medication forget to take their meds.
Electronic “Paper” Changes Shape to Let Blind People Read
Researchers at Johns Hopkins University have recently launched a project to create a dynamic electronic surface that will let blind and visually impaired people “feel” mathematical graphics, diagrams, and other visuals displayed on computer screens, including pictures and maps.
Used It Before? Tough Labels Keep Track
Markable labels let surgical staffs know how many more times they can reuse a component in a solid-state laser from German equipment supplier Dornier MedTech.
Tiny Dosimeter Also Identifies Tumors
Radiation treatment to kill tumors can be tricky.