Dolphins in the Deep Blue Ocean

This is the planet we still know so little. We call it Earth but less than 1/3 is land, over 2/3 is water and we use that water as a dumping site for...

There is a mystery there and the answer lies somewhere between Bermuda, Puerto Rico and Miami. Hundreds of boats and planes have disappeared in the...

With a team of the world's foremost historic and marine experts as well as friend Bill Paxton, James Cameron embarks on an unscripted adventure back...

Wildlife in an early spring wetland.

A close look at flowers and pollinators on a sunny summer morning.

Clouds forming and moving through the summer sky.

A slug climbs small mountains at the peak of Mount Greylock (3,489 ft).

Our world is the home of millions of plant as well as animal species and provides several territories, each with its own geological and climatic...

In the early 1900s commercial loggers cut down an old growth spruce tree growing on a small island surrounded by tide pools on the coast of Maine....

Morning dew in summer fields and meadows.

Mountain wildflowers in a dense fog.