The Airy meridian marked as the “Prime Meridian of the World” (dotted line), and the modern reference meridian indicating zero longitude using GPS (solid line). (Imagery © 2014 Google Maps, Infoterra Ltd. & Bluesky)

The Prime Meridian isn’t Where You Think it is

Elizabeth Borneman

The true Prime Meridian is located about 334 feet east of the current Airy Transit Circle at the Royal Observatory in Greenwich, England.

An orange traffic sign that says" TRUCKERS; Your GPS is LYING. Big Rigs WILL NOT make it up this road.

Why Do We Blindly Follow Our GPS?

Rebecca Maxwell

Stories abound of people blindly following GPS directions, leading to the term "death by GPS". Why do people put so much faith in digital directions?

Strava heat map showing the opular running and biking routes in San Francisco.

Creating a Global Heat Map from 41.5 Million Runs

Rebecca Maxwell

Strava, a GPS running and biking application, recently released a detailed global heat map of popular routes across the globe. The map contains over 160 million activities with 375,000,000,000 data points.

Murphy Mack used his bike and GPS to propose to his girlfriend.

Saying “I Love You” With GPS

Rebecca Maxwell

Aspiring Romeos around the world have been employing their GPS tools in order to give a voice to their valentines.

Campaign GPS antenna on Kīlauea's south flank at Pu‘ukapukapu inside Hawai‘i Volcanoes National Park.

Fun with GPS

Caitlin Dempsey

A multitude of games and alternatives have emerged to capitalize on the affordability of handheld GPS units.