Even from space, you wouldn’t detect something important about Earth’s shape: It’s not perfectly round. It’s actually a slightly oblate spheroid, or an ellipsoid. This means it is a little bit wider ...

In Maps on iOS 18, you don't need the 3D view for more accurate elevation information. As you zoom into the map, topographic ...

Topographic risk is an integral part to any vulnerability ... The reclassification was then altered to having 0-20 meters being the highest risk area and then decreased risk in increments of 5 meters ...

Archaeologists have revealed an ancient lost Mayan city using advanced laser mapping technology, unearthing monumental ...

Data collected by the Zhurong rover and orbiting satellites suggests the existence of an ancient shoreline in the Utopia ...

The analysis identified distinct water-related geomorphological features separated by specific topographic contours, ...

For example, in the New York City area, elevations as of 2008 on USGS topographic maps were only surveyed to an accuracy of 10 feet. Along the Hudson River and some portions of Long Island ...

Announcement has been made of the engagement of Emily Sholder and Garrett Albert, both of Philadelphia. An October, 2025 ...

(Note that topographic maps are currently available ... Search for "hikes" or "trails" to see which ones are near you or in the area you're viewing in Maps. When you select one, you'll see the ...