Researchers from Brazil's Universidade Estadual de Campinas used a computer simulation to confirm paleontologist Stephen J. Gould's prediction that it is evolutionarily advantageous for cicadas to emerge at intervals lasting a prime number of years.
You run a single-item sealed bid auction where you sell an old camera. There are three bidders and the value of the camera for each of them is described by a certain (known) random variable: With probability 0.9 the value … Continue reading →
This is a reproduction of an article titled “The Knight-Darwin Law” by Francis Darwin (son of Charles Darwin), originally published in 1898 in the journal Nature (vol. 58, number 1513, pp. 613–636). Due to its age, it is now in the public domain. I’m posting it here for the convenience of readers of my paper [...]
If there is one thing I can’t live without it’s the knowledge gained from good professional development. I’ve sat through some awful PD, where the presenter’s material is as empty as a blank Word document—with the only visible sign of life is a flashing cursor. Not this year. I experienced something called Complex Instruction and […]