DARPA has solved the how to keep stratospheric balloons permanently over one location.
Just a little over 10 years after drone surveillance inside U.S. borders was declared a conspiracy theory, it is now an indisputable fact of life.
Can 'Talk' To You From Nearly A Mile Away, Blind You, Or Melt Your Skin Off. - Insider's Stunning Admission: 'I've Empowered The Dark Side'
DARPA OFFSET looks to empower dismounted units by transforming how humans and autonomous swarms interact in dynamic and complex urban operations.