Google’s patented and powerful search algorithm, PageRank, may mimic the way the human brain retrieves information.
Our memory for words can be modelled as a network in which each point represents a different word, with each linked to words that relate to it. Psychologist Tom Griffiths and colleagues at the University of California, Berkeley, wondered whether […]
Archive for December, 2007
A desktop synchrotron particle accelerator could soon be able to freeze-frame the frenetic motion of atoms and molecules.
Using a laser, some gas, and a row of magnets, an international team of physicists has put together a source of “synchrotron light”, which they say can be easily upgraded to produce intense, ultra-short pulses of X-rays – […]
A program that teaches itself to recognise the DNA patterns in silenced genes could help us better understand many diseases.
Mammals, including us, have two copies of each gene: one from the mother and one from the father. Normally, both are expressed, but occasionally one is imprinted, or silenced, which gives the other the deciding role. […]
