Dental Implants Ward Off Bacteria

Dental Implants Ward Off Bacteria

One of the many miracles of modern dentistry is the use of dental implants to replace teeth lost to injury or disease. These permanent replacements get colonized by the body’s own cells, incorporating them into the patients’ jaws. The problem is that...
Scientists Enlist Algae in War on Cancer

Scientists Enlist Algae in War on Cancer

When I hear “nanotechnology,” I tend to think of microscopic components that have been designed and fabricated by people for some purpose or another. Scientists at the University of South Australia have taken a different approach to engineering their...
Scientists Grow Replacement Limbs [video]

Scientists Grow Replacement Limbs [video]

  More than 1.5 million people in the U.S. have lost a limb. Amazing progress has been made in both passive and powered prosthetic devices, but they still are not the equivalent of the original body part. Researchers at Massachusetts General Hospital (MGH) have...
Computer Chip Samples Tissues

Computer Chip Samples Tissues

Obtaining biometric data from tissue samples is a key part of medical treatment, from accurate diagnosis of disease and other conditions, to the development of new drugs. Researchers at the Semiconductor Synthetic Biology (SSB) program at Georgia Tech have developed a...
Spun Fibers Form Replacement for Human Tissue

Spun Fibers Form Replacement for Human Tissue

When we think of wearable health technology, we often think of digital electronics and other complicated gizmos. But the technology can be much simpler and passive, and yet have a profound impact on the lives of people. For example, consider a new material developed...