The New York Times

EXPERIMENTS WITH THE SPECTROSCOPE ON THE HUMAN SYSTEM.

From the London Times, Dec. 27. New York Times subscribers* enjoy full access to TimesMachine—view over 150 years of New York Times journalism, as it originally appeared. *Does not include Games-only ...
Smithsonian Magazine

How Scientists Discovered Helium, the First Alien Element, 150 Years Ago

Lorraine Boissoneault | Author, Body Weather: Notes on Chronic Illness in the Anthropocene Throughout the mid-1800s, improvements on the spectroscope allowed physicists to more accurately measure the ...
The New York Times

NATURE OF THE ELEMENTS.; MR. LOCKYER'S EXPERIMENTS WITH THE SPECTROSCOPE. INDICATIONS THAT SUBSTANCES HERETOFORE REGARDED AS SIMPLE ARE COMPOUND ...

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Nature

The Spectroscope and the Atom

IN his Thomas Hawksley Lecture of 1932, Lord Rutherford recounted the experiments with ‘atomic projectiles which had given so much insight into the structure of atomic nuclei. My principal aim now ...
Nature

The Spectroscope in Organic Chemistry 1

SOMEWHAT more than half a century ago, while engaged, with the assistance of Faraday, in preparing experiments for a Friday evening discourse in this institution, Stokes observed that the spectrum of ...