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Biomedicine

Improving Prenatal Testing
A DNA chip could make it easier to diagnose rare conditions while the patient is still in utero.
How Cells Age
Parallels between mice and yeast uncover a potentially universal aging mechanism.
Internal External Defibrillator
A new device may offer a safer way to jump-start ailing hearts.
Regenerating Neurons in Eyes
Researchers stimulate the growth of new retinal cells in mice.
A Clearer Picture of Cancer
A new, high-resolution imaging system captures "early" photons.
Tongue Control
Sensory feedback via the tongue might improve neural prostheses.
Less-Invasive Brain Interfaces
Electrical activity from the surface of the brain may be precise enough to control prostheses, research shows.
Healing with Laser Heat
Surgical lasers could soon heal cuts as well as make incisions.
Detecting Subtle Brain Injuries
New imaging methods may help distinguish brain damage from psychiatric disorders.
Noninvasive Trauma Monitors
A portable sensor spots circulatory shock to save lives.
Ten-Minute Blood Test
A cheap chip rapidly identifies cancer proteins in a drop of blood.
New Drug Bypasses Gene Mutations
A compound that helps cells produce normal proteins from wonky genes could have a broad impact on genetic diseases.
Backpacks for Cells
Polymer patches hitched to the surfaces of immune cells can transport a variety of cargo.
Engineering Edible Bacteria
Synthetic biology could yield microbes that fight cavities and produce vitamins.
A Portable, Cheap Blood-Clotting Test
A new microsensor could help millions of patients who rely on blood-thinning drugs safely treat themselves.
Chinese, African Genomes Sequenced
By validating an emerging technology, two new genomic studies offer hope for the fight against disease.
The Healthy Skinny Pill
A new drug proves effective in fighting obesity and related diseases while increasing stamina in mice.
Battlefield Medic on a Chip
Sensors could one day diagnose and treat a soldier's injuries.
Beer That's Good for You
Students in Texas are trying to create a brew that includes red wine's antiaging compound.
Patching Hearts
An artificial scaffold helps engineered heart cells better mimic real ones.
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The Future of Healthcare
The Future of Healthcare

The technologies that are sure to better the industry.
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Technology Review January/February 2009
Lifeline for Renewable Power
Without a radically expanded and smarter electrical grid, wind and solar will remain niche power sources.
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