Wing shape determines how far birds disperse

Bird dispersal movements are thought to depend on complex demographic and genetic factors. Dr. Santiago Claramunt, Associate Curator of Birds at the Royal Ontario Museum (ROM) and Assistant Professor in the Department of ...

Houston floods spark chaos, much more rain to come

Massive flooding unleashed by deadly monster storm Harvey left Houston—the fourth-largest city in the United States—increasingly isolated Sunday as its airports and highways shut down and residents were rescued from their ...

NASA delays deep-space Orion test to 2019 due to costs

The first test flight of NASA's Orion capsule, designed to one day carry people to Mars, has been delayed until 2019 at the earliest due to high costs, the US space agency said Friday.