Category Archives: Computer Science

Programming, data acquisition, control mechanism, the science of storing and manipulating information.

Report: Shelf-life of Scientific Data is Now Twenty Years

old_books

A biologist at the University of British Columbia says 80 per cent of data by today’s scientists is lost within 20 years, a victim of digital storage. Continue reading…

Posted in Best Practices, Computer Science, General Interest, History of Science, Measurement, Observation, Open Science, Open Source, Publishing, Software, Tools | 2 Comments

Wanted: Raspberry Pi Columnist(s)

Image: PC Magazine

CSL is looking for one or more people who are conversant in using Raspberry Pi and other types of microcontrollers who would like to share their expertise and enthusiasm with our readers. Continue reading…

Posted in Amateur Science, Community, Computer Science, CSL News, DIY, Electronics, Engineering, Instrumentation, Invention, Makers and Making, Open Science, Open Source, Publishing, Research Tools, Software, Tools | Leave a comment

The Marvelous Writer Automaton

This is an incredible example of 18th century automaton technology; a model of a small boy that can write with a quill pen. Moreover, the words it writes can be “programmed” into it, making it a very distant ancestor of the modern computer. Continue reading…

Posted in Computer Science, General Interest, History of Science, Invention, Uncategorized | 1 Comment

Citizen Science Musings: Remembering Grace Hopper

Today (Sunday) is the 107th birthday of computer pioneer Grace Hopper, who did most of her ground-breaking work while part of the US Navy Reserve. Continue reading…

Posted in Citizen Science Musings, Computer Science, Electronics, History of Science, Mathematics, Navy Stories, Programming, Software | 1 Comment

A Cheap, Quick, and Dirty SDR Radio

SDR dongle

A new computer TV tuner came on the market a few years ago. The computer “dongle” (NOT dangle, for those of you with dirty minds) allowed European users to tune their TV on a computer. But… it also contained troubleshooting mode that allowed tuning radio signals for Software Defined Radio or SDR. Continue reading…

Posted in Amateur Radio, Computer Science, DIY, Electronics, Instrumentation, Makers and Making, Software, Tools | Leave a comment

Amateur Assembles Stunning View of Saturn

saturn

An amateur image processor has stitched together raw images from NASA’s Cassini spacecraft to produce a stunning image of Saturn, seen from above on 10 October. Continue reading…

Posted in Amateur Science, Astronomy, Computer Science, DIY, Instrumentation, Invention, Open Source, Optics, Photography, Space | Leave a comment

Citizen Science Musings: The Future of Citizen Science?

150MF-logo

Recently it was my pleasure to have a long, informative chat with a couple of gentlemen who are part of an emerging trend outside the more settled model of “citizen science.” Continue reading…

Posted in Best Practices, Citizen Science Musings, Community, Computer Science, DIY, Engineering, Mathematics, Open Science, Open Source, Publishing, Research Tools, Software | 3 Comments

Wonderfest: Exploring the Origins of the Universe

Dr. Eliot Quataert. Photo by Sheldon Greaves

I returned not long ago from a trip to San Francisco to hear Dr. Eliot Quataert, a Professor of Astronomy and Physics at UC Berkeley hold forth on “The Modern Origins Story: From the Big Bang to Habitable Planets.” Continue reading…

Posted in Astronomy, Computer Science, Education, Physics, Radio Astronomy, Science Education | 1 Comment

The Software Behind Software-defined Radio

Last Monday I mentioned some new trends in Software-defined Radio (SDR), particularly some new computer dongles and do-dads that, with the addition of the right software, let you listen in on a huge range of high-frequency radio bands. Continue reading…

Posted in Amateur Radio, Amateur Science, Computer Science, DIY, Electronics, Instrumentation, Invention, Projects, Radio Astronomy, Software | Leave a comment

Citizen Science Musings: Software-defined Radio

I’m not sure this properly falls under the rubric of “musings” so much as “salivating” over some very cool new developments in high-frequency amateur radio. Continue reading…

Posted in Amateur Radio, Amateur Science, Citizen Science Musings, Computer Science, DIY, Electronics, Experimentation, Instrumentation, Projects | 2 Comments