![Light motion trails. Speed light streaks vector background with blurred fast moving light effect, blue purple colors on black.Racing cars dynamic flash effects city road with long exposure night light 12666919 Vector Light motion trails. Speed light streaks vector background with blurred fast moving light effect, blue purple colors on black.Racing cars dynamic flash effects city road with long exposure night light 12666919 Vector](https://image.shutterstock.com/image-vector/car-motion-trails-speed-light-260nw-1917711089.jpg)
Light motion trails. Speed light streaks vector background with blurred fast moving light effect, blue purple colors on black.Racing cars dynamic flash effects city road with long exposure night light 12666919 Vector
![Fast Light, Slow Light and Optical Precursors: What Does It All Mean? | Features | Jan 2007 | Photonics Spectra Fast Light, Slow Light and Optical Precursors: What Does It All Mean? | Features | Jan 2007 | Photonics Spectra](https://www.photonics.com/images/Web/Articles/2007/1/1/DukeFeat_Fig7.jpg)
Fast Light, Slow Light and Optical Precursors: What Does It All Mean? | Features | Jan 2007 | Photonics Spectra
![Is the reason that nothing can go faster than light because we have not tried hard enough? | Science Questions with Surprising Answers Is the reason that nothing can go faster than light because we have not tried hard enough? | Science Questions with Surprising Answers](https://wtamu.edu/~cbaird/sq/images/fasterthanlight.png)