Cities along the Mississippi River are closing their flood gates and preparing for water to continue to rise after four days ...

Mississippi skies are clear and sunny now, but a threat looms after last week's storms: Flooding from the Mississippi River and some tributaries.

However, the NPS also considers the Missouri to be the longer river by nearly 100 miles because it’s officially classified as a tributary of the Mississippi River.

Old Man River, indeed. Still, 70 million years ago the Mississippi was nowhere near as large as it would become. Blum has detailed how the waterway grew as it added tributaries: the Platte ...