In the radio race, one inventor came out ahead while the other was overshadowed. Michael Aranda goes into the history of the radio and the many people who contributed to make the tool we use every day.

How do parents protect their children and help them feel secure again when their homes are ripped apart by war? In this warm-hearted talk, psychologist Aala el-Khani shares her work supporting -- and learning from -- refugee families...

How will we communicate with the ships that we send to other stars? Scientists think the answer might involve using the sun as a giant lens to strengthen the signal.

Jessi is getting a haircut later, but what makes it so that your hair doesn't hurt when you go to get it cut?

As the number of _potentially habitable" planets that astronomers find continues to rise, we seem ever closer to answering the question, _Are we alone in the universe?" But should we be looking for life elsewhere? If we were to find life...

Today we're going to discuss the role of statistics during war. From helping the Allies break Nazi Enigma codes and estimate tank production rates to finding sunken submarines, statistics have and continue to play a critical role on the...

We all get a jittery after sitting still for too long. But some people experience an irresistible urge to move their legs, and it can seriously affect their daily lives.

Jay continues our journey through the history of media literacy with the arrival of movies, television, and the other screens that now permeate our lives – along with some of the different approaches to media literacy that these...

Have you ever talked with a friend about a problem, only to realize that he just doesn't seem to grasp why the issue is so important to you? Have you ever presented an idea to a group, and it's met with utter confusion? What's going on...

You've had a lot of fun learning new stuff with us on SciShow Kids, but have you ever wondered how and why you remember all that awesome knowledge? Join Jessi and Squeaks to learn about how your brain helps you learn, and way more!

First thing’s first: what is media literacy? In our first episode, Jay breaks this question down and explains how we’re going to use it to explore our media saturated world.

Spray-painted subway cars, tagged bridges, mural-covered walls -- graffiti pops up boldly throughout our cities. And it turns out: it's nothing new. Graffiti has been around for thousands of years. And across that span of time, it's...

Navigate and interpret system logs stored in /var/log, a vital practice for troubleshooting and understanding system events.

Explore commands to display file contents, tailoring your view to suit your needs, from full displays to specific sections.

This video is about application integration services: Amazon MQ and Amazon SQS.

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Samuel Morse helped invent a new way for people to communicate across great distances: the telegraph. He also created Morse code, a system of dots and dashes used to send messages quickly and clearly. Before the telephone or internet,...

Digital vs Analog Signals

This video emphasizes the importance of critically analyzing media messages by looking beyond the surface content to uncover the true intentions, biases, and implications. It guides viewers to consider the source of the message, how it...

The Kindness Rocks Project is inspiring people to be kind and happy! Founder, Megan Murphy started randomly placing rocks, painted with inspirational quotes and sayings, on the beaches of Cape Cod and now people from...

Howcast - With Twitter you have the potential to reach millions of users instantly. Use it to issue public safety alerts, broadcast real-time news developments, inform constituents, or solicit feedback. It’s free and easy to use – here's...

Howcast - Sexting without forethought is like sex without foreplay -- not likely to result in mutual satisfaction. Heed these sexting tips before you hit "send."

Howcast - Learn how many messages you should cover in a speech from media coach TJ Walker in this Howcast public speaking video.

Howcast - Learn how to prepare for a media interview from media coach TJ Walker in this Howcast public speaking video.