Pharaohs of the sun

Abstract To hand down the wisdom he had gained from years of battles, more than two millenia ago the famous Chinese general Sun Tzu wrote the classic work on mili...

Abstract Long acknowledged as a classic text on strategy, Sun Tzu’s The Art of War has been admired by leaders as diverse as Mao Zedong and General Norman Schwart...

Urethral strictures are common and almost all urologists will deal with them on a regular if not daily basis. They have always been common and the history of the subject stretches ...

The Sun’s spectrum on Earth is modified by the atmosphere, and is harvested either by generating heat for direct use or for running heat engines, or by quantum absorption in solar ...

Heliophysics is a fast-developing scientific discipline that integrates studies of the Sun's variability, the surrounding heliosphere, and the environment and climate of planets. O...