New research shows how small shifts in the molecular makeup of a virus can profoundly alter its fate. These shifts could turn a deadly pathogen into a harmless bug or supercharge a relatively benign ...

The number of victims, all Mammoth Lakes residents, is high for this time of year, officials said. The virus killed Betsy Arakawa in February.

Teachers and staff facing potential job loss in West Bengal schools have returned to classrooms to ensure students' education isn't disrupted, despite the Supreme Court ruling. Many feel unjustly ...