A giant cloud of interstellar dust, lit up by the glow of a nearby star.
A system of ephemeral freshwater lakes act as an artificial flood overflow system for the Darling River in Australia.
A U.S. Marine Corps helicopter flies through the skies with the picture-perfect backdrop of a full moon and the Capitol.
A woman braves the cold in Macedonia even though temperatures in Europe have dropped to as low as -20°F
An Eastern Hemisphere companion to the wildly popular "Blue Marble" image of Earth released last week.
A NASA instrument captures this soothing image illustrating the locations where incoming solar energy is reflected back to space
A massive crack extending for 19 miles across the Pine Island Glacier in Antarctica was discovered by NASA scientists.
According to researchers, the invasion of the land by primitive moss-like plants was a pivotal time in our history.