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Search results for "ddoughan"

Electron Configuration

Added Sep 7, 2010 by ddoughan in Chemistry

Enter an element's name or symbol to see its noble gas electron configuration.

Temporal Sky Map

Added Sep 8, 2010 by ddoughan in Astronomy

Enter a location and a date and / or time to see the corresponding Sky Map. The date and time fields are not numerical, so you can be very creative in your input.


Operations on Numbers and Measurables

Added Sep 26, 2010 by ddoughan in Widget Gallery

Numbers in Ancient Cultures

Added Sep 26, 2010 by ddoughan in People & History

This widget replaces a Hindu-Arabic number by its Abacus, Cuneiform, Greek, or Roman representation.


Instantaneous World Population Estimate

Added Sep 27, 2010 by ddoughan in Socioeconomic Data

Click a button to calculate the estimate of the world population at the time of your query; click two seconds later and see what happens.

NFPA Labels for Chemicals

Added Nov 11, 2010 by ddoughan in Chemistry

NFPA label maker


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