A U.S. military joint task force did some training recently off the Florida coast, preparing to help rescue astronauts from ...

It shows the lights of a number of cities, including Nashville. A number of other cities are labeled in the photo as well. ...

An ultra-deep image from the National Science Foundation's Dark Energy Camera reveals a wide variety of galaxies in the ...

The case of mistaken identity was quickly resolved, but astronomers say it shows the need for transparency around craft in ...