Michael Messner has been busy – he has posted details of further vulnerabilities in Linksys, Netgear and, once again, D-Link routers on his blog. The manufacturers were informed months ago, but most of vulnerabilities remain wide open...

The open government movement in the United States is well underway, though still brand new in terms relative to the pace of the workings of government. Change tends to be delivered slowly, as evident during President Obama’s re-election campaign this year when many of us had to remind ourselves that...

There was a time in computing when performance increases could be had by designing a more complex processor or turning up the clock speed. Those days are largely behind us and the most common solution at present is to add more cores to a symmetric multiprocessing (SMP) system, but this has practical scaling limits and there are downsides to a one-size-fits-all processor architecture.

A hole exists in primary and secondary education that open math can fill. Visual mathematics, spatial or visual reasoning, or the application of mathematics to nature is seldom included in math curriculums or public schools. This gives me math angst because spatial thinking in particular is crucial to many jobs from builders and London cabbies to astrophysists and should be more...