discovery

Denham Harman conceives of free radical theory of aging one morning in 1954

“The first four months at Donner [the Donner Laboratory of Medical Physics at the University of California Berkeley] was a period of progressively increasing frustration. Every possible lead I thought of led nowhere. The frustration ended suddenly one morning during the first part of November, 1954.”

Free Radical Theory of Aging First Proposed

discovery

Denham Harman first proposed his free radical theory of aging in this report from the University of California, where he was doing research after earning a medical degree from Stanford University. Harman had previously worked as a petroleum chemist.

Herbert McLean Evans discovers vitamin E

discovery, histories, vitamins

Here is Herbert McLean Evans’ account of his discovery of vitamin E when he was professor of anatomy at the University of California at Berkeley in 1922.