One hundred years after its discovery, one of the largest, most elusive mollusks has been filmed alive in its natural environment for the first time. On a recent expedition near the Antarctic South ...

Humans spend nearly their entire lives on land, but the Earth we call home is really a water world. With 71 percent of the Earth’s surface covered by water, this expansive ecosystem has been difficult ...

An expedition searching for life around Antarctica has uncovered a strange new world — one teeming with creatures never seen before. Among them: a spherical, carnivorous sponge covered in thousands of ...

Although its the largest invertebrate species in the world, scientists have never glimpsed the colossal squid (Mesonychoteuthis hamiltoni) in its natural habitat. However, a non-profit ocean research ...

Since its discovery in 1925, only eight adult specimens have been reported, severely limiting scientists' ability to research the enormous sea creatures. NBC Universal, Inc. One hundred years after ...