Articles

Annotated satellite image of the Wayombo River.

Rivers that Flow Backwards

Caitlin Dempsey

Read about how the Amazon once flowed east to west and how the strength of Hurricane Isaac once change the course of the Mississippi river.

Map of the location of Point Barrow.

Northernmost Point in the United States

Caitlin Dempsey

Above the Arctic Circle, Point Barrow is the northernmost point in the United States.

Mapping Migration to Twin Falls From Other U.S. Citie, 2016-2020. Data: U.S. Census Bureau, Natural Earth. Map: Caitlin Dempsey.

How to Create a Radial Flow Map Using QGIS

Caitlin Dempsey

Learn how to create a radial flow map in QGIS to visualize migration using metro-to-metro data from the U.S. Census Bureau.

Bar chart show voting versus non voting cardinals.

Map and Chart of Cardinals and the 2025 Papal Conclave

Caitlin Dempsey

The 2025 papal conclave is underway. Here's which countries the 135 voting cardinals eligible to elect the next pope come from.

Shaded relief map with shades of blue showing the location of an iceberg off the coast of an Antarctic island.

World’s Biggest Iceberg

Caitlin Dempsey

The largest iceberg in the world is A-23A, with an area of about 1,240 square miles.

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