Watch the famous speech delivered by Charlie Chaplin's character in the film The Great Dictator from 1940. "We think too much and feel too little. More than machinery we need humanity. More than cleverness we need kindness and gentleness."

Every fall, the monarch butterflies migrate back to their breeding grounds in California. These fascinating and stunningly beautiful creatures weigh only a gram, yet travel extraordinary distances to complete their lifecycle. In the early spring, deep in the Yosemite valley, the sun warms the wet ground, forming clouds of misty fog.

The Ocean Cleanup is a Netherlands-based, non-government environmental engineering organization that develops technology to extract plastic pollution from the oceans. They have developed a "passive" cleanup system that takes advantage of the natural oceanic forces of wind, water, and currents.

Opposition MPs react after parliament voted against Boris Johnson's extremely tight Brexit bill timetable, which the government said was necessary to reach the prime minister’s target of leaving the EU on October 31st.

Kelp is a fascinating plant. What we see on the surface has little in common with what's actually there. Californian harbor seals are mammals but they do a lot of hunting underwater.

Even though Prime Minister Boris Johnson has said he does not want a delay, he confirmed he would set aside the bill until speaking further with the EU. He thanked the House of Commons for their assent.

Everyone's heard of California, but this documentary showcases the state's natural beauty and wildlife. It has a fascinating range of geographical features and is home to many unique species of animals.

Nigella shows us how to make her indulgent and naughty southern style fried chicken. Her opinion is that deep fried foods are not always as unhealthy as they seem, and that you should just enjoy yourself.

Hasn't everyone tried to miss a day of school by pretending to be sick? Annette reads us a humorous poem by American poet Shel Silverstein about the very subject.

In this short animation, produced for primary school children by Green.TV, supported by the Wellcome Trust, we look at the remarkable evolution of the whale from a land-based dog-like animal to the marine mammal that became the world’s largest creature ever.

Anne-Marie shows us a section of a “Kata,” a series of defensive moves designed to fend off multiple attackers. Then she applies these techniques with Alex playing the role of the attacker as she demonstrates a part of the “Bunkai.”

The series draws to a close with footage of apes, the most direct ancestors of humans. The narrator nicely sums up the meaning of evolution and man's place in nature.

It’s radio presenter Roman Kemp’s turn to learn some moves from Anne-Marie. He sounds worried when she mentions “nunchucks” and “knife defense”, but he just isn’t taking his lesson seriously, and keeps distracting her. Eventually she suspects he’s done some karate before, and maybe isn’t such a complete beginner.

Boris Johnson is the UK's new prime minister. Known as "BoJo" among his supporters, he's one of the UK's most recognizable politicians. He's a charismatic, and sometimes controversial figure. Johnson started his career in journalism, but was fired from The Times for making up a quote. He was elected as a Member of Parliament in 2001.

Rhinoceroses, or rhinos for short, are the largest land animals after elephants. Five species remain (two in Africa and three in Asia) and all are endangered as a consequence of the illicit trade of their horns. The importance of rivers is another focus of this segment.