Enjoy this cool animated map that shows the formation of the United States, territory by territory, from its first incarnation to the incorporation of Hawaii on August 21, 1959. Make sure to click on ...

What you’re looking at here is a screenshot from one of the fifty so-called “Spatio-Temporal Exploratory Model” or “STEM” Maps published over on ebird.org — some of the most advanced models of birds’ ...

Combining NationMaster.com’s nuanced and annotated time-step images of the evolving United States, an unknown person put together this great animated map. In one click, the drifting lines and changing ...

The US's railroad network is made up of around 140,000 miles of track, but many of our trains are slow and outdated. Over the last couple of decades, countries like China, Japan, the UK, and France ...

Drought conditions have been at record levels in the contiguous United States for much of July, according to the National Drought Mitigation Center, which began monitoring drought conditions in 1999.

Attention AP U.S. history students: An animated map resurfaced this week that provides a dynamic illustration of how the country expanded -- showing in seconds the volatility of nearly two centuries ...