Be Smart
How to Figure Out the Day of the Week For Any Date Ever
You might think that computers are the only things that run algorithms, but you're wrong. Here's a neat mental trick for calculating the day of the week for any day ever, developed by famous mathematician John H. Conway.
TED Talks
TED: A king cobra bite -- and a scientific discovery | Gowri Shankar
A king cobra has enough venom to kill 10 people in a single bite. Recounting his near-death experience after being bitten by one of these majestic yet deadly snakes, conservationist and TED Fellow Gowri Shankar shares the epiphany he had...
TED-Ed
TED-Ed: Why are human bodies asymmetrical? - Leo Q. Wan
Symmetry is everywhere in nature. And we usually associate it with beauty: a perfectly shaped leaf or a butterfly with intricate patterns mirrored on each wing. But it turns out that asymmetry is pretty important, too - and more common...
SciShow Kids
Why Can It Be Hard to Breathe After a Fall? Biology for Kids
Have you ever fallen down and had trouble catching your breath? That's called "getting winded" and Jessi and Squeaks are here to explain what to do when it happens.
TED Talks
TED: Reinventing the encyclopedia game | Rives
Prompted by the Encyclopaedia Britannica ending its print publication, performance poet Rives resurrects a game from his childhood. Speaking at the TEDxSummit in Doha, Rives takes us on a charming tour through random (and less random)...
SciShow
We Were So Wrong about Allergies
Food allergies aren’t exactly rare, but previous attempts to prevent them may have actually made them more common than they would have been otherwise.
SciShow
9 Extreme Bug Mating Rituals
Welcome to the romantic, violent, treacherous, and murderous mating lives of bugs.
SciShow
Litmus Test SciShow Experiments
Do science at home with Hank in this episode of SciShow - you'll learn how to make your own litmus paper, what it's good for, and how it works.
SciShow
Why Do Golf Balls Have Dimples?
The size, shape, and designs of the balls used in sports are usually the results of decades or even centuries of trial and error, and the cute, dimply li'l golf ball is no different!
SciShow
The Science of Terrorism
Science can help create understanding where there is none, but is it possible to study and understand terrorists if we're too busy doing everything we can to stop it? Terrorism is notoriously difficult to study because governments...
SciShow
Why Do You Stick Out Your Tongue When You Concentrate?
Have you ever done something that required a ton of concentration, like threading a needle, and noticed that sometimes your tongue pokes out involuntarily? It turns out this reflex could be a leftover from the evolution of human language!
TED-Ed
TED-ED: Why are there so many types of apples? - Theresa Doud
Have you ever walked into a grocery store and wondered where all the varieties of apples came from? You might find SnapDragon, Pixie Crunch, Cosmic Crisp, Jazz, or Ambrosia next to the more familiar Red Delicious and Granny Smith. So why...
TED Talks
TED: A vision of crimes in the future | Marc Goodman
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. The world is becoming increasingly open, and that has implications both bright and dangerous. Marc Goodman paints a...
TED Talks
Fabian Hemmert: The shape-shifting future of the mobile phone
In this short, amazing demo, Fabian Hemmert imagines one future of the mobile phone -- a shape-shifting and weight-shifting handset that "displays" information nonvisually. It's a delightfully intuitive way to communicate.
Crash Course
Joints: Crash Course A&P
We continue our look at your bones and skeletal system, skipping over the silly kid's song in favor of a more detailed look at your your axial and appendicular skeleton. This episode also talks about the structural and functional...
TED Talks
TED: How to use a paper towel | Joe Smith
You use paper towels to dry your hands every day, but chances are, you're doing it wrong. In this enlightening and funny short talk, Joe Smith reveals the trick to perfect paper towel technique.
SciShow Kids
4 Amazing Science Experiments for a Day Inside | Compilation | SciShow Kids
Squeaks is very bored, so he shows Mister Brown some of his favorite rainy day experiments!
SciShow Kids
Who Knew? Amazing Owl Facts!
Who-who-who is quick, adorable and one of the best hunters in the whole bird family? Join Jessi and Squeaks to learn some amazing facts about owls!
TED Talks
TED: The affordable, 3D-printed bionics of the future | Enzo Romero
Creating functional prosthetics at a fraction of the cost of imported tech, bionic innovator and TED Fellow Enzo Romero shares a groundbreaking model for designing 3D-printed assistive technology sourced from recycled materials -- built...
Bozeman Science
The Vector Properties of Angular Quantities
In this video Paul Andersen explains how a rotating system will have several quantities; including torque, angular velocity, angular acceleration and angular momentum. Each of these quantities have a vector property that can be...
TED-Ed
TED-Ed: Brendan Constantine: "The Opposites Game"
This animation is part of the TED-Ed series, "There's a Poem for That," which features animated interpretations of poems both old and new that give language to some of life's biggest feelings. [Poem by Brendan Constantine, directed by...
TED Talks
TED: If I should have a daughter ... | Sarah Kay
If I should have a daughter, instead of Mom, she's gonna call me Point B ... began spoken word poet Sarah Kay, in a talk that inspired two standing ovations at TED2011. She tells the story of her metamorphosis -- from a wide-eyed...
SciShow Kids
The Real Animals of Madagascar | Animal Science for Kids
Jessi and Squeaks introduce you to the amazing, unusual animals and plants from a place like nowhere else on earth: Madagascar!