The Wren in Britain

The bio-medical pursuits of Christopher Wren.

IN A YEAR characterized by men walking about on the moon, some will ask why we should concern ourselves with the exploits of a great architect, once a geometer and mathematician, an astronomer, the father of blood transfusion and above all-a great public servant. My answer is simply that in the commemoration of another great citizen-scientist, Dr. Sydney Monckton Copeman, a physician with unive...

Sir Christopher Wren. A biography

Sir Christopher Wren: compleat philosopher.

a very eminent degree, being highly accomplished in the mathematical and philosophical sciences, as well as in the theory and practice of architecture. He was born in 1632, and made great advances in mathematics at 16 years of age. Being an Oxford scholar, he was one of those learned men who first associated together there for their mutual im¬ provement in natural and experimental philosophy, a...

the u.s. policy in central asia and its impact on the colored revolutions in the region (the case study of tulip revolution in kyrgyzstan)

چکیده ندارد.

Vocal performance influences male receiver response in the banded wren.

In a variety of songbirds the production of trilled song elements is constrained by a performance tradeoff between how fast a bird can repeat trill units (trill rate) and the range of frequencies each unit can span (frequency bandwidth). High-performance trills serve as an assessment signal for females, but little is known about the signal value of vocal performance for male receivers. We inves...