NASA has released a striking new radar image from its NISAR Earth-observing satellite that reveals an Antarctic landscape ...

A satellite launched last year returned a stunning image of Antarctica's frozen tundra. It appears to capture a hummingbird, ...

The pattern resembles a bird with outstretched wings - described by the space agency as a "hummingbird" - hidden in the ...

Rainbow Hummer in Flight - Photograph of a Ruby Throated Hummingbird in flight silhouetted against a setting sun and golden sky. Sunlight shows iridescent colors in the feathers.© Ramona ...