The US China, and Russia have also reportedly developed so-called “inspection satellites” that can maneuver close to other spacecraft in low orbits and examine them for malfunctions. The robots could fix minor maintenance issues, keeping up with current orbiters as they age and sustain damage.   However, this technology is …

The threats of chemical, biological, radiological, nuclear and explosive (CBRNE) hazards continue to advance. According to the University of Maryland’s Global Terrorism Database, there were a total of 143 attacks – 35 biological, 95 chemical, and 13 radiological – using CBRN weapons across the world from 1970 to 2014. The …