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How to Make a Time Capsule That Will Last 250 Years

How to Make a Time Capsule That Will Last 250 Years
NYT Science Thursday 02 July 2026, 09:01 UTC By K. R. Callaway 1 min read
Key Points

Sarah Reeves places items into a time capsule at National Institute of Standards and Technology in Gaithersburg, Md. The capsule will be buried in Philadelphia on July 4.

Sarah Reeves places items into a time capsule at National Institute of Standards and Technology in Gaithersburg, Md. The capsule will be buried in Philadelphia on July 4.
Sarah Reeves (PERSON) National Institute of Standards and Technology (ORG) Gaithersburg (LOCATION) Md. (LOCATION) Philadelphia (LOCATION)
Originally published by NYT Science Read original →

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