New asteroids 1902 LK, LL and LM

LM 1771 and LM 3880 Based FPGA Power Supply

The New IS-LM Model: Language, Logic, and Limits

R ecent years have witnessed the development of a New IS-LM model that is increasingly being used to discuss the determination of macroeconomic activity and the design of monetary policy rules. It is sometimes called an “optimizing IS-LM model” because it can be built up from microfoundations. It is alternatively called an “expectational IS-LM model” because the traditional model’s behavioral e...

EURONEAR - Data Mining of Asteroids and Near Earth Asteroids

Besides new observations, mining old photographic plates and CCD image archives represents an opportunity to recover and secure newly discovered asteroids, also to improve the orbits of Near Earth Asteroids (NEAs), Potentially Hazardous Asteroids (PHAs) and Virtual Impactors (VIs). These are the main research aims of the EURONEAR network. As stated by the IAU, the vast collection of image archi...

Arne Tiselius, 1902-1971.

Leopold Schenk (1840-1902).

Leopold Schenk attained international fame by his contributions to the science of embryology. The first chair of embryology in any medical school was established for him in the University of Vienna. This article briefly describes his life and his work.