TLDR News
Brits are Burning 5G Masts Because of Coronavirus Conspiracies... Sorry What? - TLDR News.
It seems that some people in the UK have started to believe a conspiracy theory that 5G is causing Coronavirus. So in this video, we'll discuss the conspiracy theory, explain why it's wrong and tell you some of the crazy things people...
NASA
Gravity Assist: If They Call, Will We Listen? The Search for Technosignatures
Jason Wright, professor of astronomy and astrophysics at Penn State, has been thinking about the different technosignatures we could pick up using the telescopes we already have, and the telescopes that we could develop in the future.
NASA
NASA | Fermi Finds Radio Bursts from Terrestrial Gamma-ray Flashes
Lightning in the clouds is directly linked to events that produce some of the highest-energy light naturally made on Earth: terrestrial gamma-ray flashes (TGFs). An instrument aboard NASA's Fermi Gamma-ray Space Telescope was recently...
Let's Tute
Basics Of Light Quiz
This video covers natural and artificial sources of light, including topics such as bioluminescence, the visible spectrum, and the use of different wavelengths of light for various purposes such as heat therapy and currency detection....
NASA
NASA | A Black Widow Pulsar Consumes its Mate
Black widow spiders and their Australian cousins, known as redbacks, are notorious for an unsettling tendency to kill and devour their male partners. Astronomers have noted similar behavior among two rare breeds of binary system that...
Packt
CompTIA Network+ Certification N10-007: The Total Course - Introduction to 802.11
This video provides an introduction to the 80 2.11 wireless standards and how it works with wireless network traffic. This clip is from the chapter "Wireless Networking" of the series "CompTIA Network+ Certification N10-007: The Total...
NASA
Why NASA Is Exploring The Edge Of Our Planet's Atmosphere
The Global-scale Observations of the Limb and Disk, or GOLD, instrument launches aboard a commercial communications satellite in January 2018 to inspect the dynamic intermingling of space and Earth’s uppermost atmosphere. Together, GOLD...
NASA
NASA | Spacecraft Chamber of Horrors
To prepare for Servicing Mission 4, Hubble components must endure harsh tests at NASA's Goddard Space Flight Center. This feature explores test facilities at Goddard like: launch phase simulator centrifuge, the acoustic test chamber,...
NASA
Houston We Have a Podcast: Radio Waves
On its 10th anniversary, Third Rock Radio hosts share the history and evolution of the partnership with NASA and bringing space to the airwaves. HWHAP Episode 224.
Curated Video
Interactions of Electromagnetic Waves with Charged Particles
In this video, the presenter discusses the interaction between electromagnetic waves and charged particles. The video covers examples of radio waves interacting with electrons and how they can create alternating currents in appropriate...
NASA
Welcome to the Ionosphere
Learn about the features of the ionosphere! This little-explored region exists between space and Earth. It is home to the aurora, the international space station, a variety of satellites, and radio communication waves. We know it is...
Packt
CompTIA Network+ Certification N10-007: The Total Course - Network Topologies
This video explains the concepts used in wired network topologies and describes the logical flow of data. This clip is from the chapter "Cabling and Topology" of the series "CompTIA Network+ Certification N10-007: The Total Course".In...
Curated Video
The Effects of Wavelength and Speed on Electromagnetic Waves
This video is a lecture on the effects of wavelength and speed on electromagnetic waves. The speaker explains what can happen to a wave at the boundary between two media, including reflection and refraction. They also discuss how...
Curated Video
How Remote Controls Work
In this video, we learn how remote controls work by sending signals through electromagnetic signals. The remote control emits infrared radiation, which is received by a small infrared light detector on the device being operated. By...
msvgo
Electromagnetic Waves EM Spectrum
This nugget explains the source, generation, properties and discovery of electromagnetic waves.
Curated Video
How Do Cell Phones Work?
This video provides a clear and concise explanation of how cell phones work, highlighting their evolution from simple communication devices to multi-functional computers. Learn the basics of sending and receiving calls, texts, and data...
Curated Video
Introduction to Electromagnetic Waves and the Electromagnetic Spectrum
The video explains the basics of electromagnetic waves, including their definition as transverse waves that transfer energy from a source to an absorber. It discusses the seven general sections of the electromagnetic spectrum, going from...
Curated Video
The Power of Bluetooth: Connecting the Wireless World
This video provides a brief overview of Bluetooth technology and its applications. It explains how Bluetooth uses radio waves to send and receive signals in short distances, making it ideal for wireless connections between devices such...
NASA
The Secrets behind Earth's Multi-colored Glow
What does our planet look like from space? Most are familiar with the beloved images of the blue marble or pale blue dot -- Earth from 18,000 and 3.7 billion miles away, respectively. But closer to home, within the nearest region of...
Let's Tute
Understanding Light and the Electromagnetic Spectrum
The video discusses the concept of light as a type of electromagnetic radiation and explains the different types of radiations in the electromagnetic spectrum based on their wavelength, frequency, and energy. It also highlights the...
Visual Learning Systems
The Atmosphere: the Ionosphere and the Exosphere
Students will learn about the different layers of the atmosphere. The changes in the atmosphere are explained using examples of contemporary environmental conditions brought about by human behavior. The oxygen cycle and the carbon cycle...
Curated Video
Introduction to Radio Waves and Communication
This is a lecture video on radio waves where the instructor explains how radio waves are produced and used to communicate around the world. The video covers the electromagnetic spectrum and explains that radio waves are a classification...
Curated Video
Microwaves: Cooking Food with Radio Waves
Microwave ovens use radio waves to quickly and efficiently cook food by agitating water molecules and generating heat at the atomic level. The waves can pass through certain materials such as plastic, glass, and ceramic, making heating...
Professor Dave Explains
What is Light? Maxwell and the Electromagnetic Spectrum
Up until a couple centuries ago, we had no idea what light is. It seems like magic, no? But there is no magic in this world, really. Just stuff we don't understand. So let's understand light a little better right now!