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Personal mumbling

Nano-spike catalysts convert carbon dioxide directly into ethanol

While trying to develop waste-to-fuel technology, scientists at the Department of Energy’s Oak Ridge National Laboratory accidentally found an electrochemical process that uses tiny spikes of carbon and copper to turn carbon dioxide, a greenhouse gas, into ethanol. Their finding, which involves nanofabrication and catalysis science, was serendipitous. A full account of the discovery can be […]

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Our future Personal mumbling Travel

70 hours between the lights and the shadows of LA

The sunset had already started when I got into the Nissan that G drove for Uber, this was an Uber pool, meaning that G was picking up and down different passengers along the way. After a couple of solo Uber rides, I found out that pooling not only made the ride cheaper but also a […]

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Education History Our future Personal mumbling Renovable energy sources

A brief introduction to the Industry 4.0 concept

An interesting way to explain the benefits that could be obtained from the integration of IT developments into manufacturing….

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Drawings Teaching by playing

A collection of drawings

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Education History Renovable energy sources Technology TED talks you should not miss

A way to get rid of fossil fuels…and armies.

It can be done, it’s a matter of choices…

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Education History Our future Personal mumbling Teaching by playing TED talks you should not miss

Teaching with the World Peace Game

How to change the world? Let the children play with it now, so they do not beak it later…

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A tale of two couplers: A (not too) brief story of Profibus linking devices

Foreword If you have ever worked with Profibus PA networks, you surely will know about the so called Profibus DP/PA couplers. If not, please allow me to give you a brief resume:   The IEC61158-2 standard The IEC 61158-2 standard, finally approved in 1999, allowed the coexistence of two different technologies for process fieldbus communication […]

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The Thing from Process Control

Being a Sci-Fi fan, I have a kind of affection for B class movies that feature aliens. One of my long time favorites is the 1982 version of “The Thing”, John Carpenter’s take on the Howard Hawks 1951 film called “The Thing from Another World”, which was adapted from a John W. Campbell novella titled […]

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A proxy story, part 1, V1.0 (A brief snapshot of Profibus PA to Profinet proxies, with a twist…)

A long time ago In the 90’s, I worked as sysadmin in a small automation supplies distribution company, how I got that job is an interesting story but I’ll reserve it for another time. Back then, broadband Internet access was a corporate luxury, and both cable modem and ADSL services were scarce and really expensive. […]

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Education History Personal mumbling Technology TED talks you should not miss

How megacities are changing the map of the world

A disruptive vision of the world, that leaves behind classic concepts of nationalism and geography. A fresh point of view that everybody interested on our future should consider:.[ted id=2475 lang=en]

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