"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: The African Union has started an effort to oust the ...

NASA’s Mars rover Curiosity took 25 images in Gale Crater using its mast-mounted Right Navigation Camera (Navcam) to create this mosaic. The seam-corrected mosaic provides a 360-degree cylindrical ...

For centuries, the Mercator projection has been one of the most recognizable representations of the world. Developed in 1569 during the height of maritime exploration, it was engineered with a ...