An attosecond—or 0.000000000000000001 second—is no time at all for a person. That is not so for electrons, atoms and ...

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This paper focuses on countermarketing efforts aimed at curbing youth smoking. We review the literature on the effectiveness of tobacco countermarketing campaigns, characterise current state and ...

Periodic Table Tkinter App A modern, interactive Periodic Table desktop application built with Python and Tkinter. Explore all 118 elements with a beautiful, color-coded dark interface and detailed ...