Boats Throughout the Ages

People, environment, disease and death: a medical geography of Britain throughout the ages

demographic information, opening up new and exciting issues of debate. We are now able to chart, with some confidence, the chronology of population change from the Black Death to the present day. Analyses of shifts in age-specific mortality, age at marriage, matemal mortality and a host of other demographic variables are helping to enrich our understanding of the past and to throw new light on ...

Wound healing--from poultices to maggots. (a short synopsis of wound healing throughout the ages).

Pictographs, ancient surgical tools and fossilised bodies bare witness to the fact that wound care is one of the earliest forms of medicine practised by man. Unfortunately, early scientific knowledge existed alongside religious and superstitious ideas. In some societies chronic wounds such as leg ulcers were viewed as an outward manifestation of evil. Treatments often involved making the body u...

U-boats in the Bay of Biscay

To date, most search theory study has focused either on analytical models of specific situations requiring rigid assumptions, or, as in the case of search and rescue, operational experiments aimed at obtaining detection probabilities for a variety of scenarios. Analytical search theory results provide bounds on empirical results. This research introduces an agent-based simulation approach to th...

Visuospatial working memory and mathematical ability at different ages throughout primary school

Body fatness at young ages and risk of breast cancer throughout life.

Body fatness at young ages may be related to breast cancer risk independently of adult adiposity. The authors conducted a prospective analysis among 188,860 women (7,582 breast cancer cases) in the Nurses' Health Study (1988-2004) and Nurses' Health Study II (1989-2005) who recalled their body fatness at ages 5, 10, and 20 years using a 9-level pictogram (level 1: most lean; level 9: most overw...