Supernatural Science "King Arthur"
In the summer of 1998 a team of archaeologists digging at Tintagel in Cornwall, England, uncovered an 20 cm piece of slate. It had a few barely visible words scratched on it, yet it unleashed a wave of controversy. Could this be the final proof that the legendary King Arthur was not a myth, but a real king?

Supernatural Science "Atlantis Found?"
The search for this mystical city goes from Europe to the high plains of South America.

Where the Wild Things Live
There is nothing else in the world like our system of 540 national wildlife refuges. Ranging in size from less than one acre to 20 million, there is at least one refuge in every state.

Supernatural Science "Extraterrestrial Life"
Are we alone in the Universe? This question has obsessed humans since we first looked up into the skies. And as our understanding of the Universe has grown, so has our imagination of what could be out there.

Phoenix Mars Mission: Ashes to Ice
This program chronicles the story of the Phoenix Mars Lander, which launched in August 2007 and is scheduled to land on the Martian surface on May 25, 2008.

Supernatural Science "Miracles of Faith"
Creations of Chemistry? Madonnas that weep and statues that drink. Are they religious or the work of fraudsters?

Arabian Horse: The Ancient Breed
One of the earth's most majestic animals - Arabians - are the oldest purebred horse in existence today, renowned for their versatility as show, endurance, work, and family horses.

Gorillas: On the Trail of King Kong
When European explorers entered the depths of the Congo in the early 20th century, they encountered a species of gorilla so fierce and antagonistic that it spurred the menacing legend of King Kong, a threatening and destructive beast. Although King Kong's reputation has survived until present day, the modern day lowland gorillas of the Congo seem to exhibit gentler dispositions.

Ocean Crystals reveals the marvelous undersea world that has captivated humans for centuries.

Orphan Orca: Saving Springer
On January 14, 2002, a lone baby orca whale was spotted in the waters off Seattle, WA. Fearing that the whale might be in peril, scientists and concerned citizens leapt into action to help.

The ABCs of HDTV
PBS favorite Nick Clooney hosts this new look at the confusing world of digital television. As the date approaches when broadcasters must convert to digital-only format, many viewers are worried that the equipment they own will no longer be operational.

Nanotechnology: The Power of Small
Nanotechnology - the science of manipulating matter at the molecular level - could one day turn cities greener, make food healthier, and even help people live longer. But the trade-offs of these new technologies could compromise or outweigh any potential advances.

Turning the Tide showcases the hidden beauty of New Jersey's tidal areas, including the Hackensack Meadowlands near New York City and the Hamilton-Trenton Marsh along the Delaware River.

Science at War "Echoes of War"
This episode of Science at War looks at the achievements of the young radar scientists on both sides of the Atlantic who carried out their pioneering experiments in the shadow of war.

Science at War "Rocket Men"
Missiles: The story of how the rocket proved instrumental in defining the terms of Cold War strategy and how the shadow of the missile is still cast over global politics.

Bear Island offers an unprecedented close-up look at one of most majestic creatures on the planet - the grizzly bear.

Science at War "Enemy of All Mankind"
Biological Warfare: For the first time Japanese and American scientists talk about their experiences in germ warfare research.

Science at War "Full Spectrum Dominance"
The United States is now pursuing the most massive ever marshalling of raw science to the needs of warfare. Before the dust settled from Desert Storm, American scientists were working to win the next war.