News tagged with constitutional principles

Rethinking the fall of Rome's republic

When Julius Caesar crossed the Rubicon -- a river in northern Italy -- in 49 B.C., leading what was effectively his own personal army, he triggered a set of changes that resonated through the ancient world ...

Nov 09, 2011
4.7 / 5 (7) 0

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Chemists fabricate novel rewritable paper

First developed in China in about the year A.D. 150, paper has many uses, the most common being for writing and printing upon. Indeed, the development and spread of civilization owes much to paper's use as ...

Dec 02, 2014
3.7 / 5 (16) 3

Herschel observes Andromeda's past and future stars

Recently, the infrared Herschel Space Observatory, has taken a series of beautiful high-resolution infrared images of Andromeda. It is the first time we can see M31, at these wavelengths, at such a high resolution. ...

Dec 01, 2014
4.6 / 5 (8) 1

Greener ship propellers

A Norwegian invention is reducing by a third the energy that foundries need to manufacture ship propeller blades.

Oct 28, 2014
4.8 / 5 (6) 1

List of search results for constitutional principles