photon
NASA’s Putting its Solar Sail Through its Paces
Those of you following the Advanced Composite Solar Sail System may have heard that its booms and sail are now…
Photonic Crystals Could Be Exactly What Breakthrough Starshot is Looking For
Light sail technology is a fascinating concept and a step change in rocket propulsion. It may not be big and…
How Does Light Travel?
Since ancient times, scientists have debated the true nature of light. Despite the progress we've made, there are still mysteries…
What Are The Parts Of An Atom?
Thanks to centuries of ongoing research, modern scientists have a very good understanding of how atoms work and what their…
Cosmologist Thinks a Strange Signal May Be Evidence of a Parallel Universe
In the beginning, there was chaos. Hot, dense, and packed with energetic particles, the early Universe was a turbulent, bustling place.…
The Journey of Light, From the Stars to Your Eyes
This week, millions of people will turn their eyes to the skies in anticipation of the 2015 Perseid meteor shower. But what happens on less…
Does Light Experience Time?
Have you ever noticed that time flies when you're having fun? Well, not for light. In fact, photons don't experience…
What are Photons
[/caption] When we think about light we don't really think about what it is made of. This was actually the…