Algebra Anyone?

’ ANYONE FOR TENNIS ? 199 Anyone for tennis ?

Seconds, anyone?

Scientists and journalists don’t always see the world the same way. A “first” often makes news. But in science, the “second” – that is the confirmation – may actually be more important. Journalists are like toddlers, though, when it comes to seconds. They often need coaxing. Consider two recent cases. First, Neanderthal DNA. Back in 1997, reporters made a bit of a fuss when scientists announced...

Third Genetic Code Anyone?

genome is a curious one, when so far as we know the specificity of those modifications depends on genome-encoded proteins. The hope of believers is that, once the modifications have been made they are 'self-replicating' — they guide similar modification of daughter chromatin. This remains a possibility, but so far at least there is little hard evidence for such self-replication, independent of ...

Anyone for Tennis?

In this paper we present a Virtual Tennis Game. We describe the creation and modeling of the virtual humans and body deformations, also showing the real time animation and rendering aspects of the avatars. We focus on the virtual tennis ball animation and the behavior of the Synthetic Autonomous Referee, who judges the tennis games. The networked collaborative virtual environment system is desc...

Is anyone paying attention?

W ork force studies often reflect common prejudices , cost-saving philosophies, rumor and innuendo , but little data. An exception to this rule exists in the recently published Committee on Manpower of Pulmonary and Critical Care Societies (COMPACCs) study. 1 As I read it, there is a shortage of pulmonary and critical care specialists now and this shortage will get worse in the future. These co...