weakened

Tropical Depression Haishen moves away from Fananu

Before Haishen weakened from tropical storm status, NASA's Aqua satellite passed overhead and captured a visible image showing the system over Micronesia.

Satellite sees Genevieve's remnants chased by 2 more systems

Meanwhile, GOES-West satellite imagery showed there are two developing low pressure areas “chasing” Genevieve to the east. NOAA's Central Pacific Hurricane…

West Nile virus' spread through nerve cells linked to serious complication

Researchers at Washington University School of Medicine in St. Louis and Utah State University showed that West Nile virus can enter a nerve cell, replicate…