India's indigenous satellite navigation system NavIC faces fresh reliability concerns after IRNSS-1F's atomic clock failure, ...

Atomic clocks are key for satellites being able to provide positioning data that is used for applications such as navigation of vehicles, mapping and surveying, and even planning large constructions ...

On 13th March 2026, the procured on-board atomic clock stopped functioning. However, the satellite will continue to function ...

At least four indigenous navigation satellites must be fully operational for the NavIC system to provide navigation services to the public and government agencies such as railways and the military.

Humans were not designed for space. Ironically, because we insist on going there anyway, scientists now know from studying astronauts that the lack of Earth’s gravity can wreak health havoc, such as ...

NASA's moon landing program delay represents the latest in in technical, budgetary, workforce and public perception ...