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 song "Satellite" from the album One Way Home by the Philadelphian rock band The Hooters sees the band railing against TV evangelist schemes.

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.

This is a trailer for the classic 1973 British spy film Live and Let Die starring Roger Moore. In this film, James Bond is sent abroad to investigate some very unsavory goings on. There are sure to be girls, thrills, highly eccentric bad guys, and quite a few cheesy lines along the way.

“Sucker” is the hit single from Jonas Brothers’ album Happiness Begins. It’s their first new music together in five years, and has already been hugely successful. The luxurious video features each of the brothers’ wives, and was filmed in an English country mansion, which was in fact the childhood home of Queen Elizabeth the First!

Here is Ellie Goulding's hit "Close to Me" featuring Swae Lee and produced by Diplo. The video was filmed in Budapest and has the look of a fashion shoot.

Dolphins are one of the smartest animal species on Earth. In fact, their encephalization quotient (their brain size compared to the average for their body size) is second only to humans. But exactly how smart are they? This video shares some incredible facts about dolphins.

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.

Galantis is an electro-pop duo from Sweden. They created “Bones” in collaboration with OneRepublic, a US band. Vocals are by OneRepublic's Ryan Tedder. The video was shot at a California amusement park and was heavily manipulated to make it look as if the visitors to the park are skeletons — fun-loving ones at that.

Anne-Marie is a successful singer and songwriter, and she believes that all the hard work, discipline, and focus learned while becoming a black belt in karate has prepared her well for her busy life. She clearly loves her teacher Jo, and her sport, in which she has won gold medals at World Championship level.

The focus of this segment is on animals of the African savanna. We get to see giraffes and elephants, the largest of the land creatures, as well as cheetahs, the fastest.

This power ballad version of a song written by Prince became Sinéad’s international breakthrough hit, topping music charts around the world. Her deep emotions are clear to see in this memorable video, as she explores feelings of love and loss.