Swifter than the Sun

Safe in the Sun

سرطانهای جلدی را می توان به انواع پیش بدخیم و بدخیم تقسیم نمود. شایعترین ضایعه جلدی پیش بدخیم، کراتوز آفتابی نام دارد که بصورت ضایعات خشک و دلمه دار جلدی بروز می کنند - لنتیگو  آفتابی یک ضایعه پیش بدخیم دیگرن است که بصورت لکه های قهوه ای و صاف (غیر برجسته روی پوست مشاهده می شوند) ضایعات پیش بدخیم در صورت عدم درمان می توانند بدخیم شوند. 

Revised Mk Spectral Atlas for Stars Earlier than the Sun

Table of

Citius, altius, fortius (the Olympic motto: swifter, higher, stronger).

n this Olympic year, as since time immemorial, we are ascinated with the achievements of athletes. As cardioloists, we have a special interest in the athlete’s heart, how it dapts to exercise training, what its limits are, and whether xercise can cause harm. In the 1950s, Paul Dudley White erformed an autopsy on Clarence DeMar, a perennial oston Marathon winner, and noted an enlarged heart and ...

Birth control "debacle" prompts calls for swifter public notices.

CoRoT measures solar-like oscillations and granulation in stars hotter than the Sun.

Oscillations of the Sun have been used to understand its interior structure. The extension of similar studies to more distant stars has raised many difficulties despite the strong efforts of the international community over the past decades. The CoRoT (Convection Rotation and Planetary Transits) satellite, launched in December 2006, has now measured oscillations and the stellar granulation sign...