October 8, 2014 - Science Notes and Projects

Hermann Emil Fischer (1852 - 1919) — October 9 is Max von Laue’s birthday. Laue was the German physicist who started the field of x-ray crystallography. Laue investigated the properties of x-rays. X-rays were discovered in 1895 by Wilhelm Conrad Roentgen. They appeared to emanate from a cathode ray tube and interacted with a phosphorescent screen, causing […]

Today In Science History – October 9 – Max Von ...

This entry was posted on October 8, 2014 by Todd Helmenstine (updated on October 9, 2018)

Here is a collection of colorful periodic table element cells. Each one contains the element’s atomic number, symbol and name. Each color represents a different element group. Each image below is a thumbnail of the full image. Click the image below to find the larger version. For our original element […]

Color Periodic Table Element Cells

This entry was posted on October 8, 2014 by Todd Helmenstine (updated on October 8, 2014)

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Here is a collection of black and white periodic table element cells. Each one contains the element’s atomic number, symbol and name. Each image below is a thumbnail of the full image. Click the image below to find the larger version. For our original element cell color scheme, check out […]

Black and White Periodic Table Element Cells

This entry was posted on October 8, 2014 by Todd Helmenstine