Navigating animals need to know both the bearing of their goal (the 'map' step), and how to determine that direction (the 'compass' step). Compasses are typically arranged in hierarchies, with magnetic backup as a last resort when celestial information is unavailable. Magnetic information is often essential to calibrating celestial cues, though, and repeated recalibration between celestial and ...

Dieser Artikel beschreibt die Verwendung von User Stories für die Beschreibung von Anforderungen aus Sicht des e-Learning im Kontext der Einführung eines integrierten Campusmanagementsystems. Die User Stories bilden die Grundlage für die Kommunikation zwischen den Akteuren des e-Learning und den technischen Entwicklern des Campusmanagementsystems.

The current state of the link problem between radio and optical celestial reference frames is considered. The main objectives of the investigations in this direction during the next few years are the preparation of a comparison and the mutual orientation and rotation between the opticalGaia Celestial Reference Frame (GCRF) and the 3rd generation radio International Celestial Reference Frame (IC...

Within the United Kingdom (UK), many of arguments driving devolution and Brexit focused on equality. This article assesses how notions equality have been shaped over past two decades. Using a chronology theoretical, political public interpretations between 1998 2018, highlights shifting positions Northern Ireland (NI) rest UK. NI once led way in relation to legislation, was cornerstone Good Fri...