Curated Video
The Electromagnetic Spectrum
The range of electromagnetic radiation in the electromagnetic spectrum is huge. Where does this radiation come from and how do the frequencies and wavelengths vary? Physics - Waves - Learning Points. Electromagnetic radiation is all...
Curated Video
What Makes Up the Electromagnetic Spectrum?
From radio waves to gamma rays, the electromagnetic spectrum is useful in different ways. How does this radiation differ and how can they be used? Physics - Waves - Learning Points. Electromagnetic radiation exists along a continuous...
Curated Video
MRI
MRI machines are now commonly used in hospitals to build amazing images of inside our bodies. Discover how magnets allow them to do this. Physics - Electricity And Circuits - Learning Points. MRI machines use magnets to take images of...
Curated Video
What Are Magnets?
What are the properties of magnets, and why are they useful to us? Physics - Electricity And Circuits - Learning Points. A permanent magnet is a piece of metal that possesses a magnetic field. The magnetic field is strongest at the...
Curated Video
Diffraction
The bending or spreading of waves when they encounter an obstacle. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Curated Video
Radio waves
The lowest frequency range of electromagnetic radiation, with wavelengths from millimetres to many kilometres. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Microwave
Electromagnetic radiation with a wavelength between a few millimetres to about a metre, in between radio waves and infrared. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
Curated Video
Transatlantic Communications for Kids | Bedtime History
Explore the fascinating evolution of transatlantic communications in this detailed video. We trace the journey from the early days of transoceanic messages carried by ships to the groundbreaking laying of the first telegraph cable across...
Wonderscape
Exploring Types of Waves: Transverse and Longitudinal
Learn about the different types of waves, including transverse and longitudinal waves. Understand how these waves move through different mediums and their properties. Discover the speed of sound and how it varies depending on the medium....
Curated Video
The Evolution of Portable Music and Remote Control Technology
Dive into the fascinating history of portable music players and the technological advances in remote controls. From the revolutionary Walkman of the late 1970s to the intricacies of cassette mechanics and the progression from infrared to...
Curated Video
How Do Carrier Pigeons Know Where to Go?
Carrier pigeons have an innate ability known as magnetoreception, which enables them to detect and orient themselves based on magnetic fields. Humans lack this ability, but many bird species have the skill to varying degrees. Rock...
Curated Video
Can Switching Off WiFi and Mobile Data Protect You From Radiation?
Simply switching off your phone data won’t completely eliminate radio wave emissions, even when your phone is on standby mode. This is because the phone needs to be connected to a nearby cell tower to be online and available for calls...
Curated Video
AM vs FM Radio: Which Modulation Rocks Your Ears?
Amplitude Modulation, commonly abbreviated as AM, is a common method of broadcasting radio signals. This method dates back to the 1870s, i.e., the time when we first discovered that information in the form of audio production can be...
FuseSchool
Medical Imaging
If only we were all given a window so a doctor could look inside us when we were ill.Think of the operations that would save! Luckily there are now many ways we can see what is happening deep inside our bodies by using electromagnetic...
Great Big Story
The Accidental Discovery, How Radio Waves Unveiled the Universe's Beginnings
Dive into the story of Robert Wilson and Arno Penzias, who stumbled upon cosmic microwave background radiation, proving the Big Bang theory.
Curated Video
Building Community Wireless Networks: Empowering Local Connectivity
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...
Curated Video
GCSE Physics - Electromagnetic Waves #64
In this video we cover the following: - The 7 different types, and order, of the waves in the electromagnetic spectrum - The phrase ROYGBIV to help you remember the order of colours in the visible light spectrum - The inverse...
Curated Video
I WONDER - How Are Radio Waves Transmitted On The Radio?
This video is answering the question of how are radio waves transmitted on the radio.
Curated Video
I WONDER - What Is A Radio Frequency?
This video is answering the question of what is a radio frequency.
Curated Video
I WONDER - What Are Radio Waves?
This video is answering the question of what are radio waves.
Curated Video
Importance of Radio
Importance of Radio examines the technology behind the common radio and breaks down the different types of wireless transmissions that modern radios use.