Dennis Brandenburg

5 Flips | 1 Magazine | 5 Likes | @dennisbrand5irr | Keep up with Dennis Brandenburg on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Dennis Brandenburg”

What Is The Speed Of Dark?

The speed of light zips along at 299,792,458 m/s. But what about the speed of dark? Dark is really just the absence of photons, but dark shadows can …