Discusses the nature, significance, and uses of rocks, how they can change over time, and what they can reveal about the Earth and its history.

On a cold January day in 1851, twelve-year-old Patrick O'Connell huddles on the deck of the Robert Peel. He is leaving his impoverished home behind in Ireland, while in America, his father is waiting with the promise of a new life. But as Patrick watches the shoreline fade from view, he feels torn with worry. His new friend Laurence Kirkle, who is running away from home, waits for food in the ship's hold. If the captain finds the young stowaways,...

This program investigates the smart machines and robots that may one day run society and do work for humans. To explore this strange new era, the program integrates live action with extensive animation and visual effects.

Known as the red planet, Mars is the closest planet to the sun. Easily seen from Earth, Mars has intrigued thousands of people throughout history. Many have wondered whether the planet could be inhabited by forms of life; many have dreamed of exploring the planet. Several successful space projects have revealed interesting facts about the history, make-up, and geology of Mars. Although much has been discovered, mysteries surrounding Mars and its moons...

Two of the most mysterious planets in our solar system are the cold, beautiful blue worlds of Uranus and Neptune. They lie so far from the Sun that they appear only as small dots in even the largest telescopes. Unknown to ancient astronomers, one was discovered by accident and the other as the result of an interplanetary detective story, and an intense international competition. Modern spacecraft have revealed them to be among the most fascinating...

Several weeks after Hugh leased a collection of barns near his farm to serve as his culinary headquarters, he gives himself a two-week deadline to accomplish the task of getting the muck-ridden buildings up and running by Valentine's Day.

Hugh installs beehives at The River Cottage HQ, the only problem is his fear of being stung. He also takes on his biggest event yet, a wedding party, and the newlyweds want their entire menu to only include wild, or home-grown, cuisine.

Hugh's new farm is 10 times the size of River Cottage, so he plans to expand production, including setting up a culinary headquarters where he can sell direct to the public, but he soon wonders if he has bitten off more than he can chew.