Bees seem to understand the idea of zero – the first invertebrate shown to do so. When the insects were encouraged to fly towards a platform carrying fewer shapes than another one, they apparently recognised “no shapes” as a smaller value than “some shapes”. Jeff and Anthony zero in on the topic. [more]
A study by University of Manchester researchers has shown for the first time that a bad night’s sleep is associated with suicidal thoughts the next day in people with depression. That data revealed that poor sleep quality and short sleep duration were both associated with higher feelings of suicidal thoughts the next day. In hopefully unrelated news, Jeff just had his second child. [more]
