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 ...

__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 ...

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 ...

The Meridian line is an imaginary line which runs from the North Pole to the South Pole. It runs through the main telescope at the Royal Observatory in Greenwich, south-east London. The point is known ...

Greenwich Meridian Line is in the wrong place. Researchers have discovered the world famous stainless steel tourist attraction marking Longitude 0 should be in Greenwich Park - and not the Royal ...

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 ...

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 ...

The Royal Observatory in Greenwich, England – near London – once served as the center of navigation worldwide. It is still considered the "dividing line" between eastern and western time zones and the ...