Curated Video
Understanding Efficiency: Examples and Equations
In this video, the concept of efficiency is discussed in relation to devices that transfer energy from one form to another. The video provides three examples of calculating efficiency, including a light bulb, a speaker, and an electric...
Visual Learning Systems
Improving Solutions
The video discusses how solutions to problems may not always be complete remedies and may only solve part of the problem. The video explains how scientists and engineers are still working on improving the solution of creating cleaner...
Product Design Online
Learn Fusion 360 in 30 Days - Day #9: 3D Model a Lightbulb
Auto Project Edges on Reference (required) This setting used to be on by default. You'll want to enable it to ensure the line drawn on the cylinder (for the Sphere location) is snapped in vertically. Click your Profile Photo (or...
ACDC Leadership
20 funny (but stupid) econ jokes
Here are 20 economics jokes for you to enjoy. I found some of them on the interent and some I wrote myself. Let me know in the comments which ones are your favorite. By the way, if you actually get all these jokes you really know your...
Curated Video
Understanding Energy Dissipation: Minimizing Wasted Energy and Maximizing Energy Efficiency
The video focuses on the concept of energy dissipation and how it occurs in various systems. It begins by explaining the principle of conservation of energy and then goes on to provide examples of closed and open systems. The video then...
Visual Learning Systems
Understanding Electromagnetic Energy
In this video, we explore the concept of electromagnetic energy and its role in lighting up a bulb. This video highlights the everyday presence and importance of electromagnetic energy in our lives, from powering our devices to the...
Vlogbrothers
The Woman Who Invented Stuffed Animals
In which John discusses the extraordinary life of Margarete Steiff and the invention of stuffed animals. I first learned about Margarete Steiff while researching the (genuinely astonishing) history of teddy bears; History is both a story...
Paul Marriott
4 x 9W Light Bulb Smart Home System w/Bluetooth Smartphone Remote, ESP32 & 5V Relay Modules
A quick demonstration of a 4 x 9W light bulb smart home system prototype. Each light bulb is connected to a 5V relay module. An android smartphone (with app) is used to turn each respective light bulb on and off. ESP32 microcontrollers...
Curated Video
Calculating Efficiency and Energy Transfers for Devices
This video provides an explanation of how to calculate the efficiency of a device by using Sankey diagrams to identify energy transfers and utilizing a formula to find the percentage of useful energy output. The video includes examples...
Science360
Levitating Ball & Bulb - Little Shop of Physics
A stream of air is used to levitate a small ball—and also a light bulb. Parts Needed 1 bendy straw 1 ping-pong ball 1 ball pit ball 1 light bulb 1 strong blower This demonstration is only for the experienced! Little Shop of Physics took...
Curated Video
The Function and Evolution of the Light Bulb
This video provides a concise explanation of how a light globe, or light bulb, works. It discusses the invention and history of the light bulb, as well as the science behind its operation. Understand how electricity passes through a...
The Backyard Scientist
Make a lamp out of a lightbulb, with GREEN FLAMES!
Easy DIY lamp! Hack an old lightbulb into a alcohol lamp with a green flame with only denatured alcohol and boric acid! Methanol and bored acid are used for the fuel and flame color. This is deceptively dangerous as you can easily cut...
Future Engineering
Fusion 360 Beginner Tutorial - Part 15 of 16
Fifteenth of 16 basic tutorials To follow along with the PDF mentioned in the video, visit: https://payhip.com/b/tEXUH and use 100% discount code; MTW0PNKHHP
Brainwaves Video Anthology
Barbara Ficalora - Teaching with Love
Barbara Ficalora is a retired elementary teacher. At 86 she reflects on what make a good teacher and recalls memories of her students who still stay in touch over 50 years later.
The Backyard Scientist
Salvage High voltage supply from an old photocopier. + other goodies
In this video i salvage an old photo copier for some interesting parts. Their is a nice high voltage transformer, I will be using the high voltage supply for my Marx generator in an upcoming video. I also got some nice mirrors, and a...
The Wall Street Journal
Securing The Communications Frontier
The Internet of Things is becoming a reality as goods ranging from cars to refrigerators are brought online. Now 5G promises to accelerate our smart lives, bringing with it new security capabilities but also risks.
Curated Video
Understanding the Purpose of Binary Code
Quick whiteboard tutorial showing which explains what the point of binary code in computing is, and why we use it. Can be helpful for students studying GCSE Computer Science.
TMW Media
Fundamentals of Probability
This program covers the important topic the fundamentals of probability in Probability and Statistics. We begin by discussing what the concept of probability really means and why it is important. Next, we solve several problems that...
Institute for New Economic Thinking
Can AI Free Humans from ‘Routine’ Work?
Artificial intelligence (AI) is poised to replace routine jobs, says Dr. Kai-Fu Lee. But done right, that process could allow us to “pursue dreams, spend time with our loved ones and find out why we exist as humans” Dr. Lee talks with...
Curated Video
CompTIA A+ Certification 220-1001: The Total Course - Internet of Things (IoT)
Mike explores some of the latest and greatest networking technologies with the Internet of Things (IoT). He describes the three common wireless technologies used to connect to IoT devices, 802.11, Zigbee, and Z-wave. Mike finishes with a...
Paul Marriott
4 x 9W Light Bulb Smart Home System w/Bluetooth Pushbutton Remote, ESP32 & 5V Relay Modules
A demonstration of a 4 x 9W light bulb smart home system prototype. Each light bulb is connected to a 5V relay module. A special input controller (instead of an Android smartphone with app) is used to turn each respective light bulb on...
Curated Video
Understanding Energy, Charge, and Potential Difference in Electrical Circuits
This video is a lecture on energy, charge and potential difference within an electrical circuit. The presenter uses a visual aid to explain the transfer of potential energy from cells to charges within the circuit and the transfer of...
Curated Video
Rate of Photosynthesis Experiments: Analyzing the Relationship between Light Intensity and Photosynthesis
The video is a lecture presentation on the results of an experiment investigating the relationship between light intensity and the rate of photosynthesis in pondweed. The experiment involved placing pondweed in a dilute solution of...
Wonderscape
History Kids: The Truth About Thomas Edison and His Inventions
This video explores the myths surrounding Thomas Edison and his inventions, debunking the idea of him as a lone genius and highlighting the collaborative nature of innovation. It examines the truth behind Edison's education, sleep...