A 2,100-participant clinical trial found that structured and self-guided lifestyle changes can improve cognitive capabilities ...

Alaska officially became a state 92 years after the transaction, in January 1959, making it the 49th state. Hawaii became the ...

Two Washington, D.C.-area statues commemorating the Confederacy will be restored and replaced. Here's what to know.

The National Museum of African American History and Culture and the National Museum of American History are holders of some ...