Data is everywhere, created and used by just about anyone. The days when companies or individuals had to pay significant sums of money to access useful and interesting datasets is long gone. Here is our top 20 list of the best free data sources available online.
1. Data.gov.uk the UK government’s open data portal including the British National Bibliography – metadata on all UK books and publications since 1950.
Thermometers and scales to measure weight appeared in retail outlets long ago. Blood pressure monitors perhaps came later. Pedometers and heart-rate monitors seem more recent - possibly closer to my time. I saw several devices while doing this blog intended to electronically record among other things hours of sleep; these are designed to be worn on the body all the time. A couple of weeks ago, I bought something to give the heart rate and blood oxygen saturation level. I consider it a real…Continue
Added by Don Philip Faithful on November 8, 2014 at 9:18am — No Comments