Chien-Shiung Wu Commemorative Stamp Ceremony is being held by USPS

The First Day of Issue Ceremony for the Chien-Shiung Wu Stamp will be held on Thursday, February 11th, 2021 at 11:00 a.m. EDT. It will be hosted on the USPS facebook and twitter account. Professor Brian Greene will be present to explain the significance of Chien-Shiung Wu's discovery at the stamp event for those interested. More information can be found at the USPS event website.

February 03, 2021