Physics Girl
This crystal can split light particles
How unusual non-linear crystals can entangle particles of light, or photons. Thanks to non-profit edX.org for sponsoring this video. Quantum entanglement involves a special process of splitting photons into two. But it involves a process...
NASA
Webb Telescope's Houston Highlights Time Lapse
With NASA's James Webb Space Telescope's approximately nine-month stay in Texas coming to an end, this time-lapse shows activity in the NASA Johnson Space Center's Chamber A cleanroom from the arrival of the Webb Telescope's optical and...
Physics Girl
Crazy pool vortex
This unique phenomenon can be easily reproduced in a pool on a sunny day.
NASA
NASA | NOAA's GOES-O Ready To Launch
This video shows a quick tour and overview of the facilities where the GOES-O satellite was built and tested prior to launch. GOES-O was integrated by Boeing Space and Intelligence Systems in El Segundo, CA and then transported to the...
Journey to the Microcosmos
The Microscope Upgrades We've Made Along The Way | Compilation
This channel wouldn’t be what it is if it weren’t for one very key invention: the microscope. Everything we see, we see with the aid of light and lenses, expertly deployed by our master of microscopes, James. And if you’ve been on this...
NASA
NASA | Webb's Backplane Pathfinder Arrives at NASA JSC for Cryotesting
Webb Telescope's Backplane Pathfinder arrives at Ellington Field Joint Reserve Base in Houston. Engineers will test Pathfinder inside NASA's largest cryogenic vacuum chamber called Chamber A. NASA engineers off-load pathfinder and its...
Weatherthings
A Rainbow May be a Circle
A simple demonstration shows how a rainbow can be a full circle, depending on perspective.
Physics Girl
How rainbows with NO COLOR are possible
What the heck are spider-web rainbows? What are these rare white rainbows, and how do they form?
National Institute of Standards and Technology
Screaming Photons
Students from the Alexander Dawson School in Boulder, Colorado explain the workings of a "dark detector" coated with the one of the world's darkest materials, a forest of carbon nanotubes that reflect almost no light across the visible...
NASA
NASA | Webb Space Telescope Receives First Mirror Installation
NASA has successfully installed the first of 18 flight mirrors onto the James Webb Space Telescope, beginning a critical piece of the observatory’s construction. The full installation of all 18 mirror segments in Webb’s primary mirror is...
Physics Girl
Why do mirrors flip horizontally (but not vertically)?
Why do mirrors appear to flip images horizontally but not vertically?
Physics Girl
World’s Largest Camera Lens
The world's largest digital camera is currently being assembled at a warehouse in California. We caught the short window of time to see the camera's massive lens.
Encyclopaedia Britannica
Your Eye as an Optical Instrument
Learn how your eye functions just like a familiar optical instrument: the camera.
Weatherthings
Weather Things: Weather Beauty
The atmosphere is dynamic and forever changing to maintain balance. The ingredients of air, sunlight and water allow life to exist on Earth, but they also generate calm scenes like rainbows, as a tornado ends. All storms move moisture,...
Weatherthings
Cloud Shadows and Crepuscular Rays
Instead of focusing on the light in the sky, this focuses on the dark bands and streaks and what causes them.
Weatherthings
Weather Things: Energy
The atmosphere is dynamic and forever changing to maintain balance. The ingredients of air, sunlight and water allow life to exist on Earth, but they also generate calm scenes like rainbows, as a tornado ends. All storms move moisture,...
Weatherthings
Iridescence in Clouds
Iridescence in clouds, also called irisation, is when light is scattered by water droplets, ice crystals, or even tiny particles floating in air like pollen. You can spot blue, pink, red, purple and other colors.
Weatherthings
Weather Things: Seasons
The atmosphere is dynamic and forever changing to maintain balance. The ingredients of air, sunlight and water allow life to exist on Earth, but they also generate calm scenes like rainbows, as a tornado ends. All storms move moisture,...
Weatherthings
Weather Things: Weather Impacts
The atmosphere is dynamic and forever changing to maintain balance. The ingredients of air, sunlight and water allow life to exist on Earth, but they also generate calm scenes like rainbows, as a tornado ends. All storms move moisture,...
Mazz Media
Physics
This live-action video program is about the word Physics. The program is designed to reinforce and support a student's comprehension and retention of the word Physics through use of video footage, photographs, diagrams and colorful,...
Weatherthings
Weather Things: Weather
The atmosphere is dynamic and forever changing to maintain balance. The ingredients of air, sunlight and water allow life to exist on Earth, but they also generate calm scenes like rainbows, as a tornado ends. All storms move moisture,...
Curated Video
SCO Summit 2025: Xi Jinping to Modi: 'Elephant and Dragon Should Dance Together'
New ReviewPM Modi In China: Chinese President Xi Jinping reached out to Prime Minister Narendra Modi, saying the ‘elephant and dragon must come together.’ The remark signals Beijing’s call for cooperation with India amid ongoing regional tensions...