Black and White Slides

the black hole and the white dwarf

astrophysics is becoming now an integral part of general physics. considering the black hole theory ,which is a new and exciting branch of relativistic astrophysics, we see many connections between elementary particle physics and astrophysics. in this article we attempt to explain the development of star physics ,in an easy ,understandable manner. previous knowledge of relativistic theory or cl...

Large Black Circle Black Pentagon Large Black Square Large White Square Small Black Diamond Small White Diamond Small Black Lozenge Small White Lozenge Small White Arabic Star

These ruminations are based on based on UTR 25 (Unicode and Mathematics), revision 7, section 2.11 (Geometric Shapes) in particular. The conclusions are-(i) a plea for more consistency when naming characters; (ii) a request that characters based on abstract shapes should have some indicator of the size of the character relative to the rest of the font; (iii) that the code chart entry for U+2023...

Black and White and Colour

Black Swans and white tablets

The Black Swan, a metaphor for highly improbable, high impact events, warns us to understand the limits of our predictions and expect the “unknown unknowns” everywhere, from war to science and industry. From the earliest stages of discovery to post-marketing events, we argue that fundamentally the structure of pharmaceutical industry is driven by and impacted by both positive and negative Black...

Tuberculosis in black and white.

186 www.thelancet.com/respiratory Vol 2 March 2014 Pictures have the power to give a voice to individuals who have not been given the opportunity to be heard. They can infl uence public opinion and ultimately aff ect the course of history. Works of documentary photographers such as James Nachtwey have been proven to infl uence decision making related to conflict and war. But Nachtwey also marke...