Danny creates a time machine that actually works. So well that it takes the BWs to a time before time, and they have to figure out how to make the Big Bang get bangin'.
The final four contenders face off in the semifinals; two season-long rivals battle, while another match involves two fighters who have built a brotherly bond; in the end, only two will move on to the finals.
The G Team aid a father and son with some cool new tech to enhance their computer gaming experience. Jon Bentley tries out smartphone alternatives. Ortis Deley investigates how SkyMagic use synchronised drones to put on spectacular displays. Jordan gets a hands-on demonstration of the new Forza game.
Guests: Barbra Streisand, Bari Weiss, Chelsea Handler, Jim VandeHei Anthony Romero
Charlotte enlists the help of Coop and Cami in an effort to become a member of the school's popular a Capella group, The Glamtronics.
Why is social media so addictive Turns out, it's by design. We'll also explore the science of selfies and why people can be so cruel online.
Super vision, super hearing and super strength aren't just for mythical heroes. These amazing powers are real -- and, believe it or not, you have them
What's the difference between good and bad germs And how real is the Five-Second Rule It's a dirty topic, but someone's got to cover it.
Whether they're good or bad, we all have them. But what do dreams mean -- and is it possible to control them Let's drift off to dreamland to find out.
With the help of Ricky Gervais and a group of young kids, adult players compete to win the grand prize.
Let's zoom to the farthest reaches of the galaxy to discover what stars are made of, whether aliens could exist and how space affects the human body.
When it comes to your emotions, who's in charge: you or them We'll dig into feelings, what grosses you out and whether laughter is actually contagious.
Join Sahana for a journey under the sea to learn about ocean layers, discover how fish can drown and meet some of the strangest creatures on the planet
Need a boost Discover how motivation works -- and how to master it -- by learning the key to getting things done that youd much rather skip.
You can't see them ... but they're there. Learn how hidden forces like gravity, magnetism and electricity hold the world as we know it together.
Ever wonder where thoughts come from, how to think faster or how to overcome irrational thinking Good news: We think we've got the answers.
Creativity is your friend. But what do you do when it's blocked Learn how to unlock the secrets to becoming more creative -- no matter who you are.
Want to get better at remembering We'll learn what memory is, how memories are formed and how to improve your recall with some very cool hacks.