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August 1, 2025
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jan 1, 1905 - E=MC^2

Description:

Einstein (Germany) develops the concept that mass has a related energy. Contributes in its fundamental statement that mass can be converted (theoretically) to pure energy, which can in turn be used to create supermassive masses. It's complicated.

Added to timeline:

Date:

jan 1, 1905
Now
~ 120 years ago