Albert Einstein (14 March 1879 – 18 April 1955) was a German-born theoretical physicist who developed the theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics). His work is also known for its influence on the philosophy of science. He is best known to the general public for his mass–energy equivalence formula E = mc2, which has been dubbed "the world's most famous equation". He received the 1921 Nobel Prize in Physics "for his services to theoretical physics, and especially for his discovery of the law of the photoelectric effect", a pivotal step in the development of quantum theory and it is great

• Albert Einstein on Wikipedia
• Albert Einstein - Biographical - NobelPrize.org
• Albert Einstein - Britannica
• Albert Einstein: Image and Impact - American Institute of Physics
• Albert Einstein: Biography, Theories & Quotes | Live Science

It is easier to denature plutonium than it is to denature the evil spirit of man.

-- A. Einstein (1879 - 1955) pic.twitter.com/Q4n2Ok7mOJ

— Physics In History (@PhysInHistory) September 3, 2025

When a man sits with a pretty girl for an hour, it seems like a minute. But let him sit on a hot stove for a minute and it's longer than any hour. That's relativity.

- A. Einstein pic.twitter.com/lCmgZyfFGq

— Physics In History (@PhysInHistory) September 15, 2025

ALBERT EINSTEIN AT NEWARK AIRPORT IN APRIL 1939

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— Any Austin (@anyaustin.bsky.social) October 18, 2025 at 2:48 PM