Throughout the history of cities, many folks grew some of their own food in local garden plots, and in some cases, they were able to supplement their household income with the fruits (and vegetables) of their labor. As...
Three European organizations provide electronic access to the Codex 72, part of the Galilean Collection at the Biblioteca Nazionale Central in Florence, Italy. Codex 72 discusses "theorems on motion published in the ...
A researcher from the Department of Physics and Astronomy at the University of Glasgow provides this website on Magnetic RAM (MRAM) -- a non-volatile memory storage system similar to Flash memory except that it uses...
ConcepTest questions about States of Matter, Solids, Liquids, Gases, Colloids and Solutions.
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