Former NASA astronaut, Mike Massimino, described India as a breathtaking sight from space, particularly its illuminated cities at night.

Launched in 1977, NASA's Voyager probes have detected a high-temperature "firewall" beyond the solar system's edge, ...

Stealth submarines fitted with space-shooting lasers, supply-chain sabotage and custom-built attack satellites armed with ion thrusters. Those are just ...