Take a closer look at the many theories as to who was behind the gruesome Jack the Ripper Whitechapel killings that shook East London in 1888.

How did St. Nicholas become Santa Claus? This film sorts myths from facts about this much-loved character.

Go back 500 years to find out how the farms of Tudor England celebrated the twelve days of Christmas: with a frenzy of music, food, and alcohol.

Professor Jim Al-Khalili takes a look at how we have created machines that can simulate, augment, and even outperform the human mind.

Deep in the mountains of Bulgaria, a species of grasshopper has evolved to outwit one of nature’s most skilled hunters: the bat.

Thanks to new technology, scientists have found planets that may have life-sustaining qualities. But how far will we need to go to find a new home?

Dr. Alice Roberts follows archeologists for a year, being there for the greatest discoveries as they dig for the truth of Britain's past.

Remember when you were a child, constantly asking, "Who? What? Where? Why? and How?" Well, here come the answers to all your questions, a guided tour!

Take a closer look at the many theories as to who was behind the gruesome Jack the Ripper Whitechapel killings that shook East London in 1888.