This sounds like the start of a sci-fi horror movie http://gizmodo.com/scientists-at-fermilab-are-about-to-start-shooting-neut-1768242281?utm_campaign=socialflow_gizmodo_twitter&utm_source=gizmodo_twitter&utm_medium=socialflow …
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more