Earth Scanner 'reads minds' to spot early signs of dementia SOFTWARE that can interpret brain scans to "read people's minds" could help those developing common forms of dementia get better treatment. Dementia can be diagnosed through verbal tests of cognitive skills and memory, but these cannot distinguish reliably between different forms of the condition at an early stage. Positron emission tomography (PET) scans of the … 51¶¯Âþ
Health Why psychologists need to ask better questions IS PSYCHOLOGY a science? This was the big theme in the fourth year of my undergraduate psychology degree at the University of Sydney, Australia, in the late 1940s. Our professor, Bill O'Neill, devoted many lectures to this question. The subject matter of research in psychology might not fit easily into experimental designs, he argued, but … Opinion
Life When doctors battled for medical beer During Prohibition, Americans had to demand the right to drink beer During the dreary dry days of Prohibition, some Americans were prepared to go to any lengths to get a beer. Not least the nation's doctors – not for themselves, of course, but for their patients, some of whom were in desperate need of a … Features
Enigma No. 1518 Sets of squares (1) FIND the set of perfect squares that between them use each of the digits 1 to 9 exactly once whose sum is as small as possible. What is the sum of your set of squares? (2) Find the set of perfect squares that between them use each of the digits 0 … Regulars
Acts of God against Dawkins Acts of God against Dawkins THANKS to reader Nick Pearson for alerting us to the chance offered by Channel 4 television in the UK to win boxed sets of DVDs of the series in which Richard Dawkins celebrates his scientific hero, Charles Darwin. Unfortunately, Pearson's email arrived after entries had closed, but we are as … Regulars