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Detecting Tiny Twists With A Nanomachine

ScienceDaily (Nov. 7, 2008) — Researchers at Boston University working with collaborators in Germany, France and Korea have developed a nanoscale torsion resonator that measures miniscule amounts of twisting or torque in a metallic nanowire. This device, the size of a speck of dust, might ... More...

Review: Olympus E-30

Olympus has added a mid-range single-lens reflect camera to its lineup. The E-30 is equipped with an internal Digital Level Sensor that detects the camera's pitch and roll and indicates it in the optical viewfinder, on the control panel and during Live View operation. Olympus says that his Digital ... More...

Canon EOS Rebel XSi

The original Canon EOS Digital Rebel was the first digital SLR (DSLR) to break the US$1,000 price barrier. Since then, Canon has released other Rebel models with smaller bodies and larger feature lists, with the latest being the EOS Rebel XSi . It's easy to look at the Canon DSLR product line ... More...

Want Better Mileage? Simple Device Which Uses Electrical Field Could Boost Gas Efficiency Up To 20%

ScienceDaily (Sep. 26, 2008) — With the high cost of gasoline and diesel fuel impacting costs for automobiles, trucks, buses and the overall economy, a Temple University physics professor has developed a simple device which could dramatically improve fuel efficiency as much as 20 percent. ... More...

Geotag Your Digital Photos

Your digital camera is a diligent archivist. Each time it captures an image, it records the time the photo was taken as well as the settings that were used--details you can use later to help track down the photo in your collection. For most of us, though, it's easier to remember where we took a pi... More...

Hasselblad Readies 60-megapixel Camera

At the photokina 2008 trade show Hasselblad showed off its new flagship camera, the H3DII-50, that is the first digital camera on the market to feature Kodak's 50-megapixel sensor. A 60-megapixel model will be announced in 2009. The sensor measures 36x48mm and is twice the physical size of the larg... More...

Flower-shaped Nanoparticles May Lead To Better Batteries For Portable Electronics

ScienceDaily (Sep. 16, 2008) — Want more power and longer battery life for that cell phone, laptop, and digital music player? "Flower power" may be the solution. Chemists are reporting development of flower-shaped nanoparticles with superior electronic performance than co... More...

New Rechargeable Lithium Batteries Could Jump-start Hybrid Electric Car Efficiency

ScienceDaily (Sep. 16, 2008) — Researchers at the University of Bath are helping to develop new rechargeable batteries that could improve hybrid electric cars in the future. Transport is a major energy user and is estimated to be responsible for around 25% of the UK's total carbon emission... More...

Canon EOS 5D Mark II Digital SLR Records HD Video

The three-year wait for a successor to Canon's EOS 5D has finally come to an end with today's announcement of the Canon EOS 5D Mark II digital single-lens reflex camera. And the wait was worth it, based on this model's revolutionary specs: This full-frame camera is the first camera to record 1920 b... More...

Canon Expands PowerShot Digital Camera Line

Canon on Thursday announced four new models for its line of PowerShot point and shoot digital cameras. The new models include the G10, the SX10 IS, SD990 IS and SD880 IS. Prices range from $299.99 to $499.99, and they're all expected to go on sale in October. The PowerShot G10 is Canon's new f... More...

New Casio Digital Camera Has Burst Shooting Mode

Casio America has introduced its Exilim EX-FH20 . The new point-and-shoot digital camera costs $599.99 and will be available in October. The Casio Exilim EX-FH20 can record high-speed videos and shoot up to 40 frames at a time in burst mode.The EX-FH20 features a 9.1 megapixel sensor and a 26mm-... More...

Fuel-saving Designs Improve Efficiency Of Hydraulic Systems

ScienceDaily (Sep. 9, 2008) — Researchers at Purdue University have shown how to reduce fuel consumption and dramatically improve the efficiency of hydraulic pumps and motors in heavy construction equipment. The Maha Fluid Power Research Center is part of the Engineering Research Center ... More...

Nikon Ships Coolpix S60 Point-and-shoot Camera

Nikon on Tuesday announced that it is shipping the Coolpix S60 , a point-and-shoot digital camera with 10 megapixel sensor. It costs US$349.95. The Coolpix S60 features a 3.5-inch touchscreen LCD and optical image stabilization.The Coolpix S60 features a 3.5-inch touch screen LCD interface and 5... More...

Sony Offers Full-frame DSLR

Sony on Tuesday introduced its first full-frame digital Single Lens Reflex (DSLR) camera. The DSLR-A900 is coming in November for US$3,000. The A900 is Sony 's first full-frame DSLR, with a 24.6-megapixel sensor.The DSLR-A900 features a 246-megapixel, 35mm full-frame CMOS sensor. It uses a new pr... More...

SanDisk Offers Fastest SDHC Cards to Date

SanDisk will ship the fastest SDHC cards it has ever made in September, the company said on Wednesday. The new cards were designed specifially for the new digital single-lens reflex (DSLR) camera, like the Nikon D90. The SanDisk Extreme III can achieve speeds of 30 megabytes per second, the com... More...

Sony, Panasonic to Unveil New Digital SLRs Next Week

Sony and Panasonic will both unveil new digital SLR (single lens reflex) cameras next week, the companies said Wednesday. Sony's camera, a new member of its "alpha" family of cameras, will be shown at a company event that is scheduled to take place in Tokyo on Wednesday. Sony didn't offe... More...

Underwater Photography on the Cheap

In the prior installment of the Macworld Video, Chris Breen offered up a number of suggestions on how to share your movies and photos with friends. Working backwards, as I often do, I thought I'd offer up some suggestions on how to get your images ready for sharing. But not just any images--un... More...

What to Do With Your Summer Pics

As Labor Day arrives, the really good part of summer departs. And when it leaves, it leaves you with a camera and camcorder stuffed with memories. Sure, you may get as far as dropping those memories into iPhoto and iMovie, but what then? "What then?" is exactly the purpose of this week's ... More...

Nikon D90 Digital SLR Can Record Video, Too

Nikon has been busy this summer. First came the D700 --a full-frame, professional/enthusiast digital single-lens reflex camera that neatly fills the gap between the company's D300 and D3 models. Now, with the D90, Nikon has unleashed another digital SLR refresh--this time, to its midrange SLR. ... More...

Canon Launches New SLR, Consumer Cameras

Canon on Tuesday unveiled four consumer cameras and a 15.1 megapixel digital SLR camera for advanced amateurs. The EOS 50D Digital SLR builds on the EOS 40D -- which will remain in Canon's product line. The 50D features Canon's new DIGIC 4 image processor, improved noise reduction, and in-camer... More...
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