Humans (and our pets) frequently instinctively stretch as soon as we wake up. But why? What is happening in our bodies when we stretch and yawn to wake ourselves up?

Russell Foster is a circadian neuroscientist: He studies the sleep cycles of the brain. And he asks: What do we know about sleep? Not a lot, it turns out, for something we do with one-third of our lives. In this talk, Foster shares three...

Wandering an old dark place at night sounds pretty scary, but you can take comfort in the fact that ghostly encounters can be explained by natural phenomena: no “super-” prefix necessary.

The way smartphones made many devices nonessential is a model for a new way to think about improving energy efficiency.

In this video Paul Andersen shows conceptual thinking in a mini-lesson on stability and change. Two examples are included in the video and two additional examples are included in the linked thinking slides. ...

Humans (and our pets) frequently instinctively stretch as soon as we wake up. But why? What is happening in our bodies when we stretch and yawn to wake ourselves up?

Howcast - Being disorganized can affect your ability to concentrate and translate to poor grades. Get organized for school and everything will fall into place.

Howcast -Graduating from high school marks the beginning of a new adventure. Give a memorable gift that will help the new grad on their adventure.

Having a little trouble waking up in the morning? There's nothing like a good soaking to get you going.

Snooze bar addiction is no joke. Learn how to wean yourself off this destructive, ugly habit.

Does the morning routine in your household include temper tantrums and a mad rush to get out of the house? Follow this plan to keep everyone on track.

Pupil outcome: I can use anecdotes, hyperbole and statistics to write an effective article. Key learning points: - In order to write a convincing argument, you might include techniques such as anecdotes, hyperbole and statistics. -...

Pupil outcome: I can come up with a main argument as well as ideas for three main paragraphs as a plan for an effective article. Key learning points: - An opinion article is an article where writers present their perspective on a topic....

In this video, Nova takes children on an adventure to school, teaching them about good values and manners along the way. The video covers topics such as getting ready for school, packing supplies, dressing neatly, and having a healthy...

In this heartwarming video, Zuri and Amara learn how to set their analogue alarm clock for the first time with the guidance of their mother.

Are you waking up feeling groggy and unfocused? It might be sleep inertia! This video explains the science behind this common phenomenon and offers research-backed tips to help you wake up feeling refreshed and alert. Learn how the right...

Tom Thomas' old alarm clock breaks. Papus and Nolik go to fix it but end up in the trash can together with the old clock.

We look at how a vacuum affects how sound travels. An alarm is set off and placed under a bell jar. The air is removed from the jar to create a vacuum. We can still see the hammer of the alarm clock moving, but cannot hear the sound....

Learn about Grace Hopper, mathematician and early computer scientist who helped develop the first compiler and programming language, COBOL.

Journey back to the days of knocker-uppers, the unique individuals who woke people up using bamboo poles before alarm clocks. Historian Richard Jones shares intriguing insights about this fascinating job.

Discover how our pets not only provide companionship but also offer significant health benefits. Explore the science behind the soothing effects of cat purrs, used as a form of stress relief, and learn about innovative research where...

This video talks about the alarm system in detail.<br<br/>/>

This clip is from the chapter "Observer" of the series "Behavioral Design Patterns in C++".This section focuses on the Observer pattern.

In this video, we'll be discussing harm OCD, which is a specific type of OCD where people are worried about harming others. We'll discuss the signs and symptoms of harm OCD, as well as how to get help if you think you might have it.

What's On My iPhone 13 Pro Max (2022)