Cosmic Exploration · discovery

The Electron

1897 · J. J. Thomson

Year
1897

Description

Cathode rays bent by both magnetic and electric fields, giving a charge-to-mass ratio a thousand times anything expected. The atom had parts.

Discoverer

Referenced by

researcher

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From the Discoveries database in Notion, last edited 2026-08-15. This page is the row, rendered by the build; nothing on it is written by hand.