DESI's first dataset maps 18.7 million celestial objects, aiding dark energy, galaxy, and universe expansion studies.

During that time, the US was divided into 13 distinct colonies, which later grew and expanded into the 50 states we have today. But the US isn't only made up of 50 states. It may also be a country ...

The USDA divides the United States into seven planting regions, known as hardiness zones, which were most recently updated in 2023. The maps below show these planting regions. Need a break?