The prime meridian runs through the Royal Observatory at Greenwich, just outside London. Everywhere in the world measures time and distances from this line, which is marked on all world maps. On the ...

If you use your smartphone’s GPS to find Earth’s prime meridian – the north-south line marking zero degrees longitude – at Greenwich Observatory, you’ll notice something a bit odd. You won’t be ...

Researchers have revealed how the Prime Meridian line came to be placed about 100 metres away from the true divide between east and west. It was worked out in the 1980s using GPS technology that the ...

British astronomers have had a significant influence on how we view the world today. Every place on Earth is measured in terms of its distance east or west of the Prime Meridian Line at Greenwich, ...

In 1884, a delegation of international representatives convened in Washington, D.C. to recommend that Earth's prime meridian (the north-south line marking zero degrees longitude) should pass through ...