China may have the best hypersonic weapons program in the world. The country has been testing the ultra-fast and maneuverable ...

Private companies like Stratolaunch are developing tech to regain the edge in the hypersonic arms race with innovations like the Talon-A reusable vehicle.

Stratolaunch CEO Zachary Krevor discusses the company's Talon-A reusable hypersonic vehicle.

Trump is not the first American president to propose such a defence system. Ronald Reagan proposed a space-centric Strategic Defense Initiative in 1983, but it never took off.