Category Archives: Technology

Human race 2015 Kardashev score

Armed with 2015 data (found on page 40 here, for “Total World”), we can calculate the latest Kardashev score for human civilization. Further, the new data slightly revises previous years estimates, and so I’ll calculate the values for the past … Continue reading

Posted in Energy, Science (general), Technology | 1 Comment

2016 computer wishlist

My current desktop dates to Jan/Feb 2011, and is starting to get pretty creaky (in fact, the motherboard was recalled a few months after I bought it but I didn’t bother with that). That was around the time that SSDs … Continue reading

Posted in General, Technology

Top500 Nov 2015 list

The Top500 list of supercomputer performance is clearly on a new, slower trajectory, continuing from previous lists. This is exemplified by the Tianhe-2 holding the top spot for 3 years running, though as can be seen in the below “Performance … Continue reading

Posted in Electronics, Technology

Human race 2014 Kardashev score

In 2012 I calculated the human race’s Kardashev score to be 0.7248 and in 2013 I found 0.7257. BP has now released its report on 2014 data, which can be found here (specifically page 40, “Total World”), which lists total … Continue reading

Posted in Energy, Science (general), Technology

Top500 July 2015 list

The trend continues for slowing supercomputer performance. From Top500: “Total combined performance of all 500 systems has grown to 363 Pflop/s, compared to 309 Pflop/s last November and 274 Pflop/s one year ago. This increase in installed performance also exhibits … Continue reading

Posted in Electronics, Technology

Wireless headphones and smartwatches (some thoughts)

I listen to a lot of podcasts and have been getting more and more into audiobooks. I initially just started out with earbuds, but for a bus or a train it’s really nice to have noise-canceling or else you need … Continue reading

Posted in General, Technology

SpaceX’s launch rate is picking up

On March 26, 2006, the first launch of SpaceX’s Falcon 1 rocket took off into the sky. The mission was a failure, with an explosion at T+33 seconds. This was followed by two more failures in 2007 and 2008. Since … Continue reading

Posted in Astronomy, Technology | 2 Comments