us department of defense

Create new materials that 'vanish' as soon as they're exposed to the sun
A photosensitive additive added by US military researchers to polymers has created the material that dissolves into water and evaporates upon exposure to sunlight. This new
The Pentagon suddenly admitted to investigating aliens
The US Department of Defense admits that it is still investigating an unidentified flying object (UFO) after years of avoiding answering this issue.
SpaceX won the satellite launch contract of the US Department of Defense
The Pentagon and SpaceX agreed to launch the satellite in 2018.
Solar Aircraft flies 5 years in a row
The Boeing Group is developing a generation of solar powered unmanned aerial vehicles (UAVs) capable of operating in the airship for five consecutive years.