Have you ever wondered how black lights, or mirrors work? This collection of articles will explain the workings of some of the most common inventions and innovations you come into contact with everyday.
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On July 2, 2001, heart failure patients gained new hope, as surgeons performed the first artificial heart transplant in nearly two decades. The AbioCor Implantable Replacement Heart is the first completely self-contained artificial heart and is expected to at least double the life expectancy of patients.
By Kevin Bonsor
Dissolvable stitches are a convenient medical marvel. What causes them to dissolve?
There was once no cure for blindness, but artificial vision systems implanted directly on the retina may restore sight. Is a silicon microchip the answer to combating retinal disease?
By Kevin Bonsor
Whether you're hitting the surf or the slopes or just spending a day on the lake, sunglasses are a must-have accessory. Find out if the $10 sunglasses are as good as the high-cost ones.
By Jeff Tyson
Ear thermometers can get a quick and accurate reading. Learn how they assess your body temperature from inside your ear.
It's technical name is sphygmomanometer and it takes your blood pressure. But how does it do that?
Kidney dialysis allows severely ill patients to urinate through a medical device. Find out how dialysis works.
X-ray machines are an indispensable part of medical diagnosis. Find out how they see right through you.
Want to keep your dog out of the neighbor's yard but feeling guilty pulling out a leash? You might consider an underground or wireless pet fence. Learn how these fascinating systems work and why this specialized fencing industry is booming.
By Melissa Russell-Ausley