An Italian-Swiss research team, including Dr. Frank Rühli of the Institute of Anatomy at the University of Zurich in Switzerland proved the cause of death of the Iceman (“Ötzi,” 3300 BC) by modern X-…

The global warming debate has focused on carbon dioxide emissions, but scientists at UC Irvine have determined that a lesser-known mechanism -- dirty snow -- can explain one-third or more of the…

Researchers at the Abramson Family Cancer Research Institute of the University of Pennsylvania have found that deleting a gene important in embryo development leads to premature aging and loss of…

Researchers at Georgetown University Medical Center say they are moving closer to understanding why the most lethal form of human malaria has become resistant to drug treatment in the past three…

A study comparing more genetic markers in the DNA of people with and without Alzheimer’s disease than ever before has enabled researchers to identify a common gene that appears to increase a person’s…

Talcum powder has been used for generations to soothe babies’ diaper rash and freshen women’s faces. But University of Florida researchers report the household product has an additional healing power…

Nearly all of the 162 land-breeding frog species on Caribbean islands, including the coqui frogs of Puerto Rico, originated from a single frog species that rafted on a sea voyage from South America…

A newly discovered interplay of cells in one of the brain's memory centers sheds light on how you recall your grocery list, where you laid your keys, and a host of important but fleeting daily tasks…

Stem cell biology takes another exciting leap forward as scientists report that normal tissue cells can be reprogrammed to exhibit many of the properties that are characteristic of embryonic stem…

Researchers at UCLA have successfully manipulated nanomaterials to create a new drug-delivery system that promises to solve the challenge of the poor water solubility of today’s most promising…