Whether you are self-quarantining alone or with kids, other family ... but we cannot make this assumption,” he says. “The physical time capsule might survive, but we cannot assume the survival ...

"It's been fun to share the discovery. I hope it inspires others to make time capsules with their kids or by themselves at any age." If you liked this story, sign up for The Essential List ...

"And I just remember one kid going, 'Oh, we should make a time capsule ... Donovan's sociology class created the time capsule, he said, adding that kids brought items like a Blockbuster movie ...