Thermal-powered postage stamp transforms with heat from your fingertip – FOX21News.com
FOX21News.com |
Thermal-powered postage stamp transforms with heat from your fingertip
FOX21News.com These may be the coolest postage stamps we've seen! The United States Postal Service will unveil the Total Eclipse of the Sun Forever stamp on Tuesday, June 20. This unique stamp transforms using the heat of your finger! By touching the stamp image of … Thermal-image Total Eclipse of the Sun postage stamp to be … |
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