Rumors have swirled for years around the development of a new type of hypersonic reconnaissance aircraft.
According to reports, Russia's ambitious new Avangard hypersonic weapon system is now up and running.
The Chinese military reportedly resumed testing of the world's most powerful naval gun earlier this month.
China is aiming to revolutionize space travel by developing an ambitious new plane/spacecraft hybrid.
US and Australian military scientists are working together on an ambitious high-speed aircraft concept.
The Antipode luxury business airplane will be able to travel from London to New York in 11 minutes.
The Pentagon and the US Air Force are working on developing hypersonic weapons and aircraft.
The Waverider jet project aims to fly the aircraft at a speed of 4,300mph, six times the speed of sound.
The US military are to launch a test flight of a new experimental hypersonic unmanned aircraft.
Plans have been unveiled for a hypersonic plane capable of flying from London to Tokyo in 2 hours.
The X-51A Waverider has set a new hypersonic flight time record at six times the speed of sound.