/. has a funny answer to this question as silly joke.
Pouet has a short and hilarious 6.5 minutes video documentary on the demo(nstration) scene on how it is "the new danger of humanity." Be sure to
Boing Boing shared an over eight/8 minutes YouTube video showing a timelapsed "Rover's-Eye View of Marathon on Mars -- "Road trip! This compilation of images from hazard-avoidance cameras on NASA's Mars Exploration Rover Opportunity between January 2004 and April 2015 shows the rover's-eye-view of the Martian marathon covering 26.2 miles(42.2 kilometers) from its landing location. A map of the rover's path is on the right."
Live Science reported that "Fourth of July Downer: Fireworks Cause Spike in Air Pollution -- Fireworks are a beloved tradition of the Fourth of July, but the colorful displays also bring a spike in air pollution, a new study shows..."