The America250 time capsule will hold dozens of historical treasures. Avoiding dampness and other dangers requires lots of engineering.

The iPhone 17 Pro Max joins America’s 250th time capsule after its Artemis 2 Moon flyby and role in 2026 digital culture—see why.

As the United States prepares to mark the 250th anniversary of its independence, a massive time capsule packed with artifacts from across the country has been sealed and readied for burial in ...

Contents of the 1914 time capsule revealed at the New-York Historical Society (all photos by the author for Hyperallergic) The two oldest known and unopened time capsules were unsealed last week, one ...

Time capsules are fickle, and the opening of one entombed a century ago inside one of the nation's preeminent World War I memorials was no exception. The first challenge was just getting to the time ...