#  The Collection of Historical Scientific Instruments 

 



#  Time, Life, & Matter: Science in Cambridge 

 [Plan your visit to the collection today! chevron\_right](https://prod-chsi.drupalsites.harvard.edu/visit-us) 

 

       ![Detail of Time, Life, & Matter exhibit](/sites/g/files/omnuum6316/files/styles/hwp_21_9__1920x825/public/2025-01/TLM_detail.png?itok=siOgD2kq) 

 

 



 

 



### Revolutionary Technology 

 

*Revolutionary Technology* is a new exhibit marking the 250th Anniversary of the United States Declaration of Independence, on view in Science Center 371 at 1 Oxford Street. The exhibit is open Monday through Friday, from 11:00 am to 4:00 pm.



 [ Learn more about Revolutionary Technology arrow\_circle\_right ](https://chsi.harvard.edu/revolutionary-technology) 

 



      ![portable orrey](/sites/g/files/omnuum6316/files/styles/hwp_1_1__480x480/public/2026-06/portable%20orrery.png?h=b837f7e6&itok=FTrK5apT) 

 

 

  

 



 

 

 

 

#  Explore the Collection 

 



 [## Waywiser

 ](https://chsi.emuseum.com/collections)The Collection of Historical Scientific Instruments comprises over 20,000 objects, many with associated documentation. In an effort to provide greater access to these important objects and records, Collection staff have implemented a state-of-the-art data management system, including an online component called Waywiser.



 

 

 

 

 

 

 

 

##  Upcoming Events 

 



  [### Summer Solstice Celebration 2026: Night at the Harvard Museums of Science & Culture 

 ](/event/summer-solstice?occ_id=0)June 21, 2026

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 5:00PM - 9:00PM EDT 

 

 

   ![Guests at Summer Solstice wearing flower crowns.](/sites/g/files/omnuum6316/files/styles/hwp_16_9__480x270/public/2026-04/06-21%20solstice%C2%A9TonyRinaldo_2711%20detail.jpg?itok=JBm9D3PL) 

 



 

 

   [### Summer Science Week: Eureka! The Science of Science

 ](/event/summer-science-week-eureka-the-science-of-science?occ_id=0)Jul. 13 - Jul 17, 2026

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 9:30AM - 12:00PM EDT 

 

 

   ![Shiny scientific equipment.](/sites/g/files/omnuum6316/files/styles/hwp_16_9__480x270/public/2026-02/Final%20Eureka_thumbnail.png?itok=RO6Kk7An)