A retinal prosthesis, already available in Europe, can restore partial sight to people with a genetic disorder that causes blindness.
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One of the most advanced tuberculosis vaccines has failed to protect infants from getting the disease in a clinical trial, but it may be effective in adults.
A handful of species have learned how to survive in freezing climates. To do so, the animals must counteract the damaging effects of ice crystal formation, or keep from freezing altogether. Here are a few ways they do it.
Animals and plants come in a dizzying array of colors. Current research is cracking into the remarkable structures behind nature's artistic display.
Tracking the genetic diversity and evolution of rhinoviruses can lead to a better understanding of viral evolution, the common cold, and more dangerous infections.
Researchers are working to understand how often-colorless biological nanostructures give rise to some of the most spectacular technicolor displays in nature.
Why scientists are so near and yet so far from being able to cryopreserve organs
As wolves became domesticated, their genes adapted to a starch-rich diet of human leftovers.
Fecal transplants outcompeted traditional antibiotics at curing a deadly intestinal infection.
Results of breast cancer drug trials are regularly spun to conceal bias and make the drugs seem more effective or less toxic than they really are.
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