PBS
Is Quantum Tunneling Faster than Light? | Space Time | PBS Digital Studios
Where are you right now? Until you interact with another particle you could be any number of places within a wave of probabilities. This is only one way that quantum mechanics challenges our perception of reality. Matt dives into these...
PBS
The Future of Gravitational Waves
On September 14th, 2015 LIGO announced the first detection of a gravitational wave. This was hailed at the time as the dawn of gravitational wave astronomy. However that’s only true if the we ever detect another gravitational wave. Now...
Curated Video
Light Waves: Understanding the Wave Nature
We deal with light on a daily basis, and it has wave-like characteristics that are essential to many natural and technological processes. The wave nature of light aids in the explanation of a number of important optical phenomena,...
Curated Video
Volume
The amount of space a substance occupies. 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 abstract concepts and...
Curated Video
Frequency
The rate at which a repeating event occurs, usually measured in counts per unit time. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Longitudinal wave
A waveform in which the vibrations of the medium it is propagated through are in the same direction as the wave's travel. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
Curated Video
Reflection
The change in direction of a waveform at the boundary between two different media, so the wave returns to the medium in which it started. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images...
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
Modulation
A term used in physics and electronics, modulation means changing some aspect of a periodic phenomenon, generally the frequency, amplitude, or phase of a waveform. A Twig Science Glossary Film. Key scientific terms defined in just 60...
Curated Video
Full Bridge Rectifier - How to convert AC into DC power electronics
Full bridge rectifier - how to convert AC alternating current into DC direct current. Using capacitors to filter the rippled DC wave into smooth DC with experiments.
Curated Video
Full Wave Bridge Rectifier + Capacitor filters + half wave rectifier
Full wave bridge rectifier. In this video we look at the full wave bridge rectifier, the half wave rectifier the full wave rectifier, center tapped transformers, diodes, load, oscilloscope, waveform, DC, AC, voltage current, capacitors,...
Curated Video
Half Wave Rectifier Explained - power electronics
Half wave rectifier explained - how to convert AC alternating current into DC direct current using diodes.
Curated Video
16 Switching Losses and LTSpice | Power Electronics
Basics of Power Electronics - Walid Issa 16 Switching Losses and LTSpice | Power Electronics
Curated Video
Power Electronics Problem Set 1a
Basics of power electronics - Walid Issa Power Electronics Problem Set 1a
Curated Video
30 Buck Converter Analysis | Power Electronics
30 Buck Converter Analysis | Power Electronics
Curated Video
09 RMS calculations for different Power Electronics waveforms
09 RMS calculations for different Power Electronics waveforms Power Electronics course - Walid Issa
Curated Video
10 LTSpice for RMS and Power Dissipation calculation | Power Electronics
Basics of Power Electronics Course ... LTSpice for RMS and Power Dissipation calculation
Physics Girl
Gravitational Waves Discovered for the First Time!
On Feb 11, 2016 Scientists at LIGO announced that they had detected gravitational waves for the first time. In the press conference heard round the world, they showed the tell-tale waveforms indicating that huge event in which two black...
Curated Video
How inductors work
If you're curious about inductors and how they work, then this is the video for you! In this video, we'll explore the basics of inductors and their role in electrical engineering.
NASA
NASA's Laser Mission to Measure Trees
The Global Ecosystem Dynamics Investigation (GEDI) is a lidar instrument that sends laser pulses down to Earth, where they penetrate the globe's temperate and tropical forests. The laser beams ricochet off the first thing they hit, which...
Flipping Physics
Noise Canceling Headphones Explained in One Minute
Noise Canceling Headphones Explained in One Minute
Curated Video
Differences between Direct and Alternating Potential Difference
This is a lecture video on the differences between direct and alternating potential difference. The video defines and explains the two types of current and provides examples of each. It also includes graphs that demonstrate how potential...
Flipping Physics
Demonstrating Beat Frequency - A Video Project by Bo
Bo teaches us about beat frequency. You get to hear what beats sound like, see the constructive and destructive interference wave forms, and learn a practical application of beats while tuning a guitar.