No, they're not pigments of your imagination, these melanistic animals are the polar opposites of albinos and display the “dark side” of genetic mutation.

These 15 plant species have adapted to survive the world's most extreme environments and to spread tenaciously, strangling everything else in their way.

The mountains that inspired the movie Avatar, the clearest lake in the world and the king of all peaks are among the incredible natural wonders of East Asia.

This cheap, portable iPhone speaker is simply a piece of recycled cardboard that you fold into a cone-shape to amplify the sound.

Spanning the spectrum from deepest violet to brightest white, these 7 amazing colorful fields and meadows challenge photographers' eyes as well as their noses.

These 11 gadgets bring clean water, solar-powered lights and other necessities to developing nations using inexpensive materials that are easy to maintain.

Get up close and personal with the world's largest creatures - 100-foot-long blue whales - in beautiful, tropical Sri Lanka, an island in the Indian Ocean.