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Catalyst University
Quantum Mechanics | The Hydrogen Line Spectrum
Introductory video to the hydrogen line spectrum, which in part led to the initial development of quantum mechanics.<br/>
Curated Video
Understanding Colors: Exploring the Mystery of Pink
In this video, we learn about how we perceive colors, including the beloved color pink. While pink is not part of the visible light spectrum, our eyes and brain work together to interpret the color pink from the light bouncing off...
PBS
How to Find ALIEN Dyson Spheres
On our search for alien lifeforms we scan for primitive biosignatures, and wait and hope for their errant signals to happen by the Earth. But that may not be the best way. Any energy-hungry civilization more advanced than our own may...
NASA
NASA’s Fermi Links Ghost Particle to Galaxy
Nearly 10 billion years ago, the black hole at the center of a distant galaxy produced a powerful outburst, and light from this blast began arriving at Earth in 2012. Astronomers using data from NASA's Fermi Gamma-ray Space...
NASA
Hubble’s Servicing Mission 2
The Second Servicing Mission, launched Feb. 11, 1997, greatly improved Hubble's productivity. The installation of new instruments extended Hubble's wavelength range into the near infrared for imaging and...
Curated Video
At ASD Fitness Center, Those With Autism Can Be Healthy and Happy!
If you are walking outside of the ASD Fitness Center, you’ll notice a wall covered with names and handprints. What appears to be a decorative art project is actually a celebration of one year of hard work and...
NASA
NASA | Blazar Bonanza
A long time ago in a galaxy half the universe away, a flood of high-energy gamma rays began its journey to Earth. When they arrived in April, NASA's Fermi Gamma-ray Space Telescope caught the outburst, which helped two...
NASA
Hitomi Measures Perseus Galaxy Cluster's X-ray Winds
Measurements of unprecedented detail returned by Japan's Hitomi satellite have allowed scientists to track the motion of X-ray-emitting gas at the heart of the Perseus cluster of galaxies for the first time. The...
NASA
NASA | What Are Gamma Rays?
What we call "light" is actually just a tiny fraction of the broad range of radiation on the electromagnetic radiation spectrum. The entire span stretches from very-low-energy radio waves through microwaves, infrared light,...
NASA
WFIRST's Coronagraph Instrument
When a new NASA space telescope opens its eyes in the mid 2020s, it will peer at the universe through some of the most sophisticated sunglasses ever designed.
This multi-layered technology,...
This multi-layered technology,...
SciShow Kids
What Is the Sun Made Of? | Dr. Cecilia Payne-Gaposchkin
Have you ever wondered what the sun is made of? Dr. Cecilia Payne-Gaposhkin wondered that, too, and she used science to figure out the answer! Find out how she did that and more about her amazing life and...
PBS
NEW DISCOVERY About Supermassive Black Holes Explained!
Astrophysicists have discovered a black hole that for millions of years has been blasting vast particle beams in opposite directions across the sky. And has recently swiveled to point its one of these jets directly at us. Is this an...
NASA
NASA | Swift's Christmas Burst From Blue Supergiant Star Explosion
Gamma-ray bursts, or GRBs, are the most luminous and mysterious explosions in the universe. The blasts emit surges of gamma rays -- the most powerful form of light -- as well as X-rays, and they produce afterglows that...
PBS
The Electromagnetic Spectrum
What can the electromagnetic spectrum tell us about the sun? As it turns out, quite a bit! See the sun in a whole new light with a video from NOVA's Sun Lab unit. The narrator describes the electromagnetic spectrum in terms of visible...
PBS
Electromagnetic Spectrum | UNC-TV Science
Illuminate lightwaves, even those not visible to the human eye, in a concise activity about the electromagnetic spectrum. Pupils watch and listen to an animated video describing the electromagnetic spectrum as well as frequency and...
PBS
Solar Space Telescopes
See the sun shine as you've never seen it before! Captivate your class with an activity from NOVA's Sun Lab unit. Viewers learn about the advanced satellite-mounted telescopes NASA uses to monitor the sun at every wavelength of light,...
Crash Course
A Brief History of the Universe
No one was actually there to see the birth of the universe, but years of collaboration between physicists and mathematicians allow us to glimpse all but a fraction of a second of it. A narrated journey shows the phase changes...
PBS
Nova Labs: The Electromagnetic Spectrum
The Sun is constantly broadcasting information about its activity in the form of light waves. Find out why there's more to see than what meets the eye. [2:56]
Khan Academy
Khan Academy: The Electromagnetic Spectrum
Learn about the electromagnetic spectrum and how the sun uses it to tell us about its activity! This video explores how the light waves admitted by the sun can give us clues about what it happening on its surface. [2:56]