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...to be a someone.? Over the past 100 years or so , art appears to have become anything that anyone says is art. Even a blank wall or a empty piece of space has been called "art". Who ,if anyone , has the right to decide what is "art" , are there limits on what should be accepted ,or can...

...their flanks? I'm a Brit and in our armed forces , I automatically include the English , Scots , Welsh ,Irish and Gurkha's.In war ,our army naturally prefers to fight alongside these forces, which we consider part of our own. However , if they weren't available, from an historical and...

I've visited the Yale Open lectures site and watched their excellent astronomy "160" course. Anyone got any other good recommendations for the non physicist

In recent years , most British and American casualties have been caused by Improvised Explosive Devices(IEDs). There is evidence that these are designed /supplied --and terrorists trained in their use --by the Iranian government. If so -- should this be considered as an act of war ? Mark, I...

Say you have a small electronic balence with a weighing pan of 10 inches ^2 , and assume normal atmospheric pressure is 15 lb / inches^2.And with nothing on the pan , the scale reads zero Now put it into a glass jar , and evacuate the jar --what will the scale now read? I