In a heartfelt cry for change and equality, 4 Non Blondes despair of the status quo and of the suppressive conventions they face up to in adult life. It’s hard to believe that this was their only major hit. What’s going on?!

Green sea turtles (the largest hard-shelled sea turtle) and whale sharks (the largest shark and fish overall) are featured in this segment. We also encounter a langouste, otherwise known as a rock lobster, and a moray eel lurking in their coral reef habitat.

Adam Levine and Christina Aguilera collaborate in this provocative clip from Maroon 5's third studio album Hands All Over. It reached the top of the charts world-wide in 18 countries in 2011-12. Enjoy!

This darkly powerful song from Las Vegas rockers Imagine Dragons is full of revolution and apocalyptic imagery. It hints at great destruction but also survival, awakening and starting afresh.

Pop Psych analyzes what’s wrong with our favorite fictional characters. This time its Nintendo's Super Mario's turn on the couch.

Singers Inna and Alexandra Stan team up with Daddy Yankee in this club hit.

This segment looks at the advantages and disadvantages of swarm fish and loner fish, providing insight into their coloration and behavior. Spectacular footage reveals twobar sea bream, trumpet fish, barracudas, and harlequin sweetlips.

The kids now look for "The London Eye," with the hint that it is something that people can ride on. Once they find it, they go to take a look at the Tower Bridge.

Lady Gaga's song, featuring Beyoncé, is about wanting to get off a telephone call with a boyfriend. Gaga originally wrote the song for Britney Spears. The plot of the video features Beyoncé bailing Gaga out of prison and their ensuing crime spree.

Luana and Austin have been traveling around Latin America. They take a break and share their interesting story with us.

Latin Quarter is a British band formed in 1983. At this concert, filmed in Hannover, they play "Donovan's Doorway," an ode to the city of Liverpool.

Brilliantly colorful parrot fish and two-bar sea bream are among the fish featured in this segment. Sea cucumbers, the vacuum cleaners of all the Earth's oceans, also make an appearance.

Take a look at the trailer of the science-fiction thriller In Time! In the 22nd century where time has replaced money as a medium of exchange, the poor die young and the rich are forever young. The film stars Justin Timberlake and Amanda Seyfried.

New Zealand's Hobbiton movie set, where large parts of the Lord of the Rings movies were filmed, is the site of this unusual cricket game. Playing in bare feet is one of the curious rules for the match.

Corals are sessile animals, meaning they are immobile and anchored to one spot for the entirety of their lives. Stony coral, leathery coral, and sea fan coral are featured in this segment, along with the beautiful fish that inhabit coral reefs.