For some time, silver has had something of a folk reputation as a treatment for cancer.
Medical researchers in Boston say they've discovered a hormone that boosts the amount of energy a body burns, raising hopes of a new treatment for obesity and diabetes.
A new way of stimulating the brains of people with depressive disorders has been found to be effective in more than half of cases.
Cancerous mice given sildenafil – the active ingredient in Viagra – survive more than twice as long as untreated animals, scientists have discovered.
Scientists have discovered an entirely new way to change the genetic code, bringing hope of treatments for devastating genetic disorders such as cystic fibrosis, muscular dystrophy and many forms of cancer.
New research has disclosed a completely new mechanism for vision, showing it's still possible to see even when the retina has been completely destroyed.
UC Irvine researchers have created a retina from human embryonic stem cells, the first time they've been used to create a three-dimensional tissue structure.