August 7, 2008
The Google PageRank formula can be used to model changes to the structure of food webs in an eco-system.
Eco-systems often contain many different species which depend on each other in complex ways. Working out how population changes and extinctions affect the food web is difficult. But finding out which species are key predators and prey in these webs is vital if species or eco-systems are to be protected.
July 28, 2008
July 14, 2008
“Machiavelli’s The Little Prince” – Antoine de Saint-Exupery’s classic children’s tale as presented by Machiavelli. The whimsy of human nature is embodied in many delightful and intriguing characters, all of whom are executed.
Merged Books – two best-selling titles for the price of one.
But who’s got the catalogue?
A reader asks, “What do you know about this symbol? It seems to appear on various organisations’ e-mails. Where does it come from? Is it an official symbol? Can anyone use it?”
The short answer: Anyone can use it. It’s not an official symbol. It’s gained use by popular appeal.
Is it worth using? That’s an entirely different question…
June 2, 2008
How can you tell if a blog has turned into a deadblog? Or when its owner is just too busy?
I expect to get back to regular blogging by the end of June. Meanwhile, from time to time, … perhaps something.
March 26, 2008
Say “R R R” and you sound like a barking sea lion!
Once the expression the 3 Rs just stood for “Reading, Writing, Arithmetic”. A catchy little slogan to capture the three important things to learn at school, the 3Rs have long caused either confusion or the opportunity for kids to laugh iRonically at ‘rents’ and teachers’ rules.
Not anymore. Educators take liberties with them, including upgrades to the 4 Rs. Business people have found uses for them too. And there are a few others just to make sure the letter doesn’t feel rejected, not last of which is the eco-friendly slogan.
A diversionary story of changing times, reflected in one letter…