The technologies that make this possible are those of miniaturized electronics, digital communications, inexpensive distributed computation, and advanced control software. They enable us to get rid of most of the junk that currently encumbers automobiles – engines, power trains, dashboards, and steering wheels. They allow us to define a fundamentally new, radically restructured architecture for...

BACKGROUND People with idiopathic Parkinson's disease (PD) frequently have low activity levels, poor mobility and reduced quality of life. Although increased physical activity may improve mobility, balance and wellbeing, adherence to exercises and activity programs over the longer term can be challenging, particularly for older people with progressive neurological conditions such as PD. Physica...

Active sampling of touch and smell involves coordinated movements first observed in the rat half a century ago. A new study has unveiled the elegant choreography of this facial and head motion during tactile and olfactory exploration.

As usual, the 2005 Chinese Rooster New Year celebrations in Beijing highlighted the annual Earth Temple Fair (Ditan Miaohui) as an indispensable attraction. In recent years, this entertaining space featuring red lanterns, lion dances, and revived folk performances has been widely and officially advocated as an occasion and place to appreciate “national culture (minzu wenhua)” and to experience ...

Break dancing was at its peak of popularity in the 1980s, but evidently is still part of today’s youth culture. There have been several reports of injuries associated with this activity, although none recently. While mainly of an orthopaedic nature, the injuries reported are quite varied. This is a report of a previously fit and healthy 16 year old non-smoking young man who was 5 foot 5 inches ...