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 ...

__1884: __Geographers and astronomers adopt Greenwich as the Prime Meridian, the international standard for zero degrees longitude. The late 19th century was an era of standardization. With the Second ...

The historical prime meridian runs through a telescope established in 1851 by Sir George Airy at the Royal Observatory at Greenwich, England. It was adopted as an international standard as the prime ...

On Bastille Day 2000, the Paris Observatory on the Left Bank of the Seine lit the skies over the City of Lights with a spectacular display. Laser beams 12-feet wide arced through the night sky, ...

The prime meridian has shifted a few hundred feet. An astronomer helped figure out why. In 1884, a delegation of international representatives convened in Washington, D.C. to recommend that Earth's ...

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. The Prime Meridian was set in 1884 using the large Transit ...

If you've ever been to the Royal Observatory in Greenwich, London, it might come as a shock to learn that the Prime Meridian line located there is in the wrong place. In fact, it's out by about 100 ...

The Prime Meridian is the imaginary line running between the North and South Poles that's used to indicate 0° longitude. It passes through Greenwich in southeast London, and is therefore sometimes ...

It’s an invisible line that affects our daily modern lives “across the globe”. Today, we’re exploring the where and why behind 0° longitude, or the “Prime Meridian.” Latitude runs on an east-west line ...