A transmitter or receiver that converts alternating electric currents into electromagnetic waves, or vice versa.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning...

What scientists believed was a technical fault with their equipment turned out to be radiation left over from the Big Bang - one of the greatest astronomical discoveries of the 20th century. Physics - Universe - Learning Points....

The 80 2.11 standard has had a number of improvements over the years, but every version shares common devices and functions that haven't changed in over 20 years. This episode explores wireless access points (WAPs), home routers, and...

Henry meets an Ant in an ant farm. Henry learns about ants and how they live in a colony with a queen. Ant wants to get back to the rest of his colony in the garden but he's stuck in the ant farm. If only there was someone around to help...

This video explores the growing movement of community wireless networks in East London. Led by individuals like Adam Burns and organizations like Ambient TV, these networks provide an alternative, non-commercial option to traditional...

This video explores the growing popularity of Wi-Fi and the contrasting views on its usage. It highlights the divide between big businesses trying to profit from Wi-Fi and individuals advocating for free access and sharing. It also...

Learn all about signals and satellites and how can it help us through a story

Miss Palomine brings her Insect Book outside with her to help identify insects. She talks about the different types of insects and what differentiates them from one another. She provides interesting facts about insects.

Jessi tries to convince you that cockroaches are cool! After the video I bet you'll agree that even though some can be pests, there's way more cool things about them then you knew.

Learn about the Eiffel Tower in Champ de Mars Paris, France with this fun educational music video

This video explores five fun facts about radio.

This video explores five fun facts about Mobile Phones.

This video is answering the question of how are radio waves transmitted on the radio.

This video is answering the question of how have mobile phone batteries changed.

Studies have shown that the mobile data consumes more energy than Wi-Fi. This is because a cellular connection must always be maintained for calls and texts. Also, cellular towers are generally very far away, as compared to Wi-Fi...

The video discusses the production of electromagnetic waves from atoms and nuclei. It covers different examples of producing radio waves, microwaves, x-rays, gamma rays, infrared radiation, visible light, and ultraviolet light. The video...

What does ALMA stand for? Is it a huge telescope? Does the ALMA look for planets that might have life? What spectrum of light is difficult to observe? Why are there so many telescopes and why are they so big? Are antenna expensive? Where...

Often students struggle between whether to major in mechanical engineering or electrical engineering. These are two of the most common engineering disciplines so I wanted to address this question for those who are...

In my first year as an engineer I used more math than most engineers probably do to begin, but it was also much less than I was doing in school. As someone who enjoys math I was curious how much I would see in engineering during...

Does the light take a long time to reach earth? Does ALMA help scientists view objects close to the Earth like the sun? Do they need big computers to run the telescope? <br/>
Discovery with the ALMA Telescope, Part 2

Is it difficult for babies with hearing loss to communicate and learn? How can people tell if babies can't hear? What is a cochlear implant? <br/>
Cochlear Implants, Part 1

When did the first stars light up the universe? After 12 years of experimental effort, a team of scientists has detected the fingerprints of the earliest stars in the universe. Find out how they did it! __For more on the discovery, see...

This video covers my experience in my first engineering job out of college. As I mention in the video, this does not represent all jobs, but should give you an idea of what mine was like.



At my job I was mostly on the...

Explain the process of transporting an antenna. Why are the antenna moved into different configurations? What discoveries did the scientists find recently? What do you need to know in order to work in this field?

The Very Large...