Time Travel Echo

“What we do in life echoes in eternity.”

True stories from history, with sourced facts and SI illustrations.

Featured story

SI illustration of Albert Einstein, white-haired and about 70, in a gray cardigan, seated at a dark desk in a book-lined study, turned toward a tall window, with a pipe, a fountain pen and blank papers on the desk. Black and white. — Princeton, New Jersey, about 1947. (Image: SI illustration)

Albert Einstein, 1879–1955

Who was Albert Einstein?

A boy puzzled by a compass grew into a patent clerk who changed how the world understands light, atoms, time and gravity.

Follow him from Munich to Bern, Berlin, Gothenburg and Princeton, with every fact tied to a source.

More stories coming soon

The Time Traveler is bringing back more lives from the original series on X, one story at a time.