The majority of us can probably agree that the sound of nails on a chalkboard is unpleasant, but why is that? Theories range from evolutionary survival mechanisms to the anatomy of the human ear. Find out more in this episode of SciShow!

Hank helps us understand the difference between the colloquial meaning of randomness, and the scientific meaning, which is also known as stochasticity. We will learn how, in fact, randomness is surprisingly predictable.

Discover how a TV producer and a physicist collaborate to infuse authentic science into popular TV shows, enhancing the realism and educational value of entertainment.

Explore the fascinating history of the Magic Eight Ball, from Mary Carter's clairvoyant beginnings to its transformation into a beloved novelty item.

Explore the fascinating history of the Magic Eight Ball, from Mary Carter's clairvoyant beginnings to its transformation into a beloved novelty item.

Discover how a TV producer and a physicist collaborate to infuse authentic science into popular TV shows, enhancing the realism and educational value of entertainment.

Cosmologist Rocky Kolb (Chicago) provides a brief background on the mystery of dark energy while explaining why the phenomenon is personally bothering him.

Let's take one more closer look at learning by spelling words about school. A Day at School, Part 7

Steve has been teaching for over 25 years. Most of them have been at William Annin Middle School, where he developed a game design and development curriculum. Steve has found that the collaborative possibilities in Minecraft are an...

Tonya Gray’s magnetic chalkboards are sturdy, versatile, and functional while still being artistic creations. They hang on a wall from a wire, a refrigerator, or outside the home, always at the ready for the perfect short message, list,...

Here's how you get from here to there at school. Let's see how many tools we use at school as well.<br/>
A Day at School, Part 6

Caitlin the caterpillar has a very cluttered closet. But instead of cleaning it, Caitlin continues to cram in clothes, crayons, and even a canoe! Uh-oh, will Caitlin’s closet finally collapse? Help Caitlin learn the importance of...