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Martin Gardner, la química y la cristalografía en la Semana de la Ciencia
¿Qué tiene que ver Martín Gardner, el prolífico y excelente divulgador de las matemáticas recreativas, y la química y la cristalografía?
Si quieres enterarte, acude a la sesión que tendrá lugar mañana lunes 3 de noviembre en la Facultad de Matemáticas de la Universidad Complutense de Madrid.
Seguir leyendo……
Bernardo Herradón @QuimicaSociedad

Closed the laptop after this and let the ideas settle for a few hours, and a stop at claritydrivesmomentum similarly rewarded reflective time, content that benefits from sitting with rather than racing past is the kind I want more of and the kind that this site appears to consistently produce week after week here.
Reading this on a phone at a coffee shop and finding it perfectly suited to that context, and a stop at ideatoimpact continued the comfortable mobile experience, content that works across reading conditions without compromising on substance is increasingly important and this site has clearly thought about the whole reader experience here.
Found something new in here that I had not seen explained this way before, and a quick stop at trustedpartnerhub expanded the idea even further, the kind of writing that nudges your thinking forward a bit without forcing the issue is exactly what I look for online today and rarely actually find anywhere.
A relief to read something where I did not have to fact check every claim mentally, and a look at directionalshiftlab continued that reliable feeling, sites where I can lower my guard and trust the content are rare and this one is earning that trust paragraph by paragraph through consistent careful work behind the scenes.
A piece that built up gradually rather than front loading its main points, and a look at trustedvaluepartners maintained the same gradual structure, content that trusts the reader to reach conclusions through accumulating reasoning is more persuasive than content that announces conclusions and then defends them and this site uses the persuasive approach.
Recommend this to anyone who values clear thinking over flashy presentation, and a stop at progressdriver continued in the same understated way, this site has its priorities in the right place which makes it worth supporting through repeat visits and recommendations rather than just one passing read today before moving on quickly elsewhere.
Came in tired from a long day and the writing held my attention anyway, and a stop at growthmovesforwardclean kept that going, content that can engage a fatigued reader is doing something right because most online reading happens in suboptimal conditions like that one and quality content adapts to it without complaint.
Took my time with this rather than rushing because the writing rewards attention, and after directionpowersmovement I had even more to absorb, the kind of content that pays back the patient reader rather than punishing them with empty filler is something I look for and rarely find in regular searches lately.
If I am being honest this is the kind of site I quietly hope my own work will someday resemble, and a stop at professionalgrowthbond extended that aspirational feeling, finding work that models what I want to produce is part of why I read carefully and this site has been performing that modelling function for me lately consistently.
Picked this up while looking for something else and ended up reading every paragraph because it was actually informative, and after claritysetsdirection I was sure I would come back, that does not happen often when most sites bury the useful parts under endless ads and pop ups today and across most categories online.
A slim post with substantial content per word, and a look at growthflowsbydesign maintained the same density, the content per word ratio is something I track informally and this site scores high on that ratio compared to most sources I read regularly which is a quiet indicator of careful editorial work behind the scenes.
If I had to summarise the editorial sensibility of this site in a few words it would be careful and human, and a look at nexustrustgroup extended that summary feeling, capturing the essence of a sites approach in brief is hard but this site has a clear enough identity that the summary comes naturally enough.
Worth flagging that this approach to the topic is fresh without being contrarian, and a stop at actionbuildsforwardpath extended the same fresh angle, finding original perspective on familiar subjects is rare and this site has clearly developed its own way of seeing rather than echoing the dominant takes from elsewhere consistently.
Now adjusting my mental model of how the topic fits into the broader landscape, and a look at visionalignment extended that adjustment, content that affects my structural understanding rather than just my factual knowledge is content with deeper impact and this site is providing those structural updates at a meaningful rate consistently across topics.
Thanks for treating the topic with the seriousness it deserves without becoming pompous about it, and a stop at focusnavigator continued that balanced treatment, the gap between earnest and self serious is huge and writers who can stay on the right side of it earn my respect when I find them online today.
Appreciate how nothing here feels copied or pieced together from other places, the voice is consistent and the tone stays human, and after I checked growthmoveswithfocus I noticed the same style holds, which is a small detail but it makes the whole experience feel personal rather than like another generic site.
Felt a small spark of recognition when the post named something I had been struggling to articulate, and a look at visionprogression produced more such moments, the rare service of giving readers language for fuzzy intuitions is one of the higher values that good writing can provide and this site offered several today instances.
Considered as a whole this site has developed a coherent point of view that comes through in individual pieces, and a look at capitaltrustbond continued displaying that coherence, sites with a unified perspective rather than a grab bag of takes are sites with editorial maturity and this one has clearly developed that maturity through years of work.
Closed it feeling I had taken something away rather than just consumed something, and a stop at strategylogic extended that taking away feeling, the difference between content I extract value from and content I just pass through is something I track informally and this site is consistently in the value extraction column for me.
Now leaving a small mental note to recommend this when the topic comes up in conversation, and a look at idearouting extended that recommend ready feeling, content that arms me with shareable references for likely future conversations is content with social value and this site is providing that conversational ammunition consistently for me lately.
Honestly enjoyed reading this more than I expected to when I first clicked through, and a stop at momentumcraft kept that pleasant surprise going, sometimes you stumble onto a site that just clicks with how you like to read and this is one of those for me right now today which is great.
Honest take is that this was better than I expected when I clicked through, and a look at professionalbondnetwork reinforced that, the bar for online content has dropped so much that finding something thoughtful and well constructed feels almost noteworthy now which says more about the average than about this site itself.
Excellent execution from start to finish, the post never loses its rhythm and the points stay sharp, and a quick stop at globaltrustalliance kept the same level going, consistency like this across a site is the marker of a serious operation rather than a casual side project running on autopilot somewhere else.
Thanks for the honest framing without exaggerated claims that the topic will change my life, and a stop at elitepartnershipnetwork kept the same modest tone, restraint in marketing language signals trustworthiness and the writers here are clearly playing the long game by building credibility rather than chasing immediate clicks through hyperbole.
Decided not to comment because the post said what needed saying, and a stop at focusdefinesmomentum continued that complete feel, content that does not invite obvious additions or corrections from readers is content that has been carefully considered and this site appears to consistently produce pieces that satisfy rather than provoke unnecessary follow ups.
Reading this confirmed a small detail I had been uncertain about, and a stop at claritydrivenchoices provided the source for further checking, content that supports verification through citations or links rather than just asserting facts is more trustworthy and this site has clearly built its credibility through that kind of verifiable approach consistently.
Recommended without reservation for anyone interested in the topic at any level of expertise, and a look at strategicgrowthbond only strengthens that recommendation, this site clearly knows how to serve readers across a range of backgrounds without watering down the content or talking past anyone in the audience which is genuinely impressive to see.
Decided to write a short note to the author if there is contact info anywhere, and a stop at focusactivation extended that intention, the urge to thank the writer directly is a strong signal of content quality and this site has triggered that urge in me today which is a fairly rare event for my reading.
The use of plain language without dumbing down the topic was really well done, and a look at claritymovement continued in that same accessible style, this is something many technical writers fail at because they either confuse their readers or condescend to them but here neither problem appears at all which is impressive really.
Reading this prompted a small redirection in something I was working on, and a stop at focusfeedsmomentum extended that redirecting influence, content that affects my actual work rather than just my thinking has the highest practical impact and this site is providing that level of influence for me at a sustainable rate apparently.
Now considering whether the post would translate well into a different form, and a look at growthflowswithsignal suggested similar versatility, content that could move into other media without losing its substance is content that has been built around ideas rather than around format and this site reads as idea first throughout posts.
Most blog writing on this subject reaches for the same handful of arguments and this post avoided them, and a look at signalunlocksprogress continued the original treatment, content that finds its own path through territory other writers have flattened is content with real authorial energy and this site has plenty of that distinctive energy.
Came away with a slightly better mental model of the topic than I started with, and a stop at clarityactivator sharpened that further, content that improves the reader thinking apparatus rather than just dumping facts into it is the rare kind I genuinely value and seek out when I have time to read carefully.
Started smiling at one paragraph because the writing was just nice, and a look at actiondrivesdirection produced a couple more such moments, prose that produces small spontaneous reactions in the reader is doing more than just transferring information and the writers here are clearly hitting that level fairly consistently throughout pieces.
Thanks for the moderate length, neither so short it skips substance nor so long it bloats, and a stop at claritystrategy hit the same balance, the right length is one of the hardest things to calibrate in blog writing and I appreciate when a team has clearly thought about it rather than defaulting.
I appreciate the clarity here, everything is explained in simple terms without unnecessary detail, and after a quick stop at unitedcapitalbond the points came together nicely for me, the writing keeps things straightforward and respects the reader from start to finish without ever talking down to anyone.
Really like the way the post resists reaching for cliches that would have made it feel generic, and a quick visit to signalpowersgrowth kept that fresh feel going, original phrasing and unexpected metaphors are signs that the writer is actually thinking rather than just stitching together familiar phrases into the appearance of content.
Vague feelings of recognition kept surfacing as I read because the writing names things I have been thinking, and a look at progressactivator produced more of those recognition moments, content that gives shape to private intuitions is content that makes me feel less alone in my own thinking and this site has that effect.
More substantial than most of what I find searching for this topic online, and a stop at claritynavigator kept that quality consistent, this is one of those sites where the writing actually rewards careful reading rather than punishing the patient reader with empty filler stretched out across long paragraphs that say very little.
Solid post, the structure is easy to follow and the language stays simple even when the topic gets a bit more involved, and a look at directionalstructure kept that same standard going, so I left feeling like the time spent here was actually worth something for once which is rare lately.
Now I want to find more sites like this but I suspect they are rare, and a look at securepathbond extended that thought, the few sites that meet this quality bar are precious specifically because they are rare and finding others like them is one of the ongoing projects of careful internet curation across the years.
My usual pattern is to skim and bounce but this site has reset that pattern temporarily, and a stop at actioncreatesvelocity maintained the slower reading mode, content that changes how I read is content with structural influence and this site has clearly nudged my reading behaviour toward something better at least for the duration of these visits.
Now considering the post as evidence that careful blog writing is still possible, and a look at globalcollaborationhub extended that evidence, the broader question of whether the modern web can sustain quality writing has obvious empirical answers in sites like this one and seeing them is reassuring even when they remain a minority overall today.
Reading this in my last reading slot of the day was a good way to end, and a stop at strategicpartnergroup provided a satisfying close to the reading session, content that ends a day well rather than agitating it before sleep is the kind I value increasingly and this site fits that role for me consistently now.
Glad I gave this fifteen minutes rather than the usual three minute skim, and a look at trustedlineage earned the same investment, time spent on quality content is rarely wasted but the reverse is also true and learning which sites deserve which kind of attention is part of being a careful online reader.
Really appreciate that the writer did not assume I would read every other related post first, and a look at strategyalignmenthub kept that self contained feel going where each piece can stand alone, accessibility for new readers is a sign of generous editorial thinking and this site has clearly invested in that approach.
Now adding a small note in my reading log that this site is one to watch, and a look at forwardenergyactivated reinforced the watch status, the few sites I track deliberately rather than encounter accidentally are sites I expect ongoing returns from and this one has cleared the bar for that elevated tracking based on what I read.
A genuine compliment to the writer for keeping the post focused on what mattered, and a look at directionamplifiesmotion continued that disciplined focus, focus is a editorial choice that compounds across many small decisions and this site has clearly made those small decisions consistently across what I have read so far this week here.
Now setting up a small reminder to revisit the site on a slow day, and a stop at signalfeedsaction confirmed the reminder was a good idea, planning return visits is a small organisational act that signals trust in ongoing quality and this site has earned that planned return through consistent performance across the pieces I have read so far.
Reading this in my last reading slot of the day was a good way to end, and a stop at growthpathway provided a satisfying close to the reading session, content that ends a day well rather than agitating it before sleep is the kind I value increasingly and this site fits that role for me consistently now.