IX. NOW let me state to you how the discovery mentioned on p. 12 was finally established by Kirchhoff. In my notice of the spectroscope in the earlier articles, I had so much to say that there were ...

ANOTHER point was also very obvious to those who are familiar with these inquiries, namely, that if these prominences really consisted of gas, by the use of a powerful spectroscope it was perfectly ...

If you're enjoying this article, consider supporting our award-winning journalism by subscribing. By purchasing a subscription you are helping to ensure the future of impactful stories about the ...

Sunlight reaches the earth as white light, which is made up of all the rainbow colors. Rainbow colors are red, orange, yellow, green, blue, indigo, and violet. It is easy to remember them by using the ...

Learn about color and how to create a spectroscope using simple materials. What is color? Learn about light and wavelengths and what creates color in this episode of Camp GPB. Then learn how to build ...

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 ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This spectroscope was designed to be ...

Amateur solar observing has an exciting new tool. The Lhires Lite spectroscope breaks sunlight into a rainbow of colors crossed by dark lines. For two centuries, professional astronomers have used ...