Last week I introduced the idea of Allumwandlung, abbreviated AUW. This refers to a problem in which all four pawn promotions, to queen, rook, bishop and knight, appear in some way. The problem I showed last week was a crystal clear illustration of the theme, and deservedly won second place in the annual selfmate tourney…
Check it out! “ My new book Four Lives: A Celebration of Raymond Smullyan has just been released by Dover Publications. Don’t know who Raymond Smullyan is? Well, but the book and find out! Or you can read his Wikipedia page. Smullyan is best known for his many books of logic puzzles, but he has…
Science News For The Science Classroom Artificial muscles made of fishing wire While artificial muscles are hardly a new idea, they are often made out of incredibly expensive materials, such as carbon nanotubes, making them infeasible to develop commercially. New innovations, however, may have just removed that cost barrier, creating artificial muscles at merely $5 a kilogram- out of fishing wire. These new artificial muscles … Read More →The post Science News Update: March 9th
What is a Leap Year?
Anyone here was born on February 29th?
Special thanks to Myscienceacademy blog: http://myscienceacademy.org
Music - Living the Daydream: http://danosongs.com/
via The Nil Facts.
Edward Frenkel: Let’s Stop Hating Math
Mathematician Edward Frenkel (http://edwardfrenkel.com) argues that we need to embrace math to survive our brave new world.
Edward Frenkel is professor of mathematics at the University of California, Berkeley, as well as author and filmmaker. Winner of the Hermann Weyl Prize in Mathematical Physics, Frenkel has authored three books and over eighty research articles in scholarly journals, and he has lectured on his work around the world.
[File] Size isn’t everything
SIZE isn’t EVERYTHING or me being excited by nerdy things like:
The smallest program ever written, the song with the most notes (Black Midi), the largest digital photograph and torrent, and how much awesome you can fit in to 4 KB.
How to win at Online Dating | Hannah Fry | Head Squeeze
Hannah Fry, Head Squeeze’s Dr Love, shows you how maths can help in the online dating game.
via Head Squeeze.
What’s inside a brain? | Brain Dissection | At-Bristol Science Centre
Why are brains wrinkly? Which animal has the biggest brain? Nerys of the Live Science Team delves into the grey matter of a pig’s brain to find out more about how our brains work.
This video was presented by: Nerys Shah, Live Science Team
Produced by: Ross Exton, Live Science Video Producer, and Seamus Foley, Big Screen Producer.
The Mongol Empire
The Mongol Empire (1206—1368) was the largest contiguous land empire in world history. The rapid expansion of the Mongol Empire was possible as a result of military skill, brilliant political and economic organization, and discipline.
Earth from Space: Red Sea gateway
Earth from Space is presented by Kelsea Brennan-Wessels from the ESA Web-TV virtual studios. The ninety-second edition features the city of Jeddah’s seaport on Saudi Arabia’s western coast.
See also http://www.esa.int/spaceinimages/Images/2014/02/Jeddah_s_seaport_Saudi_Arabia to download the image.
The Chi-town Trib had an article today about botanical names for people, well, actually for babies because that's when they get named, and it seems only for girls. Why are flower and plant names perceived as feminine? Do Maple and Clover sound like girls? What about Lilac? What about Filbert? That sounds rather masculine, but a bit nutty. How about Nellia? That one is basically undiscovered both as a flowering shrub and a baby name.
Why Do Limbs Come In Pairs?
From humans to monkeys to lizards to frogs, every known species, both living and extinct, with a jaw and a backbone has paired limbs! Why is this and how did this develop? Trace discusses how our stomachs could be the reason why many species evolved into creatures with four appendages.
via DNews Channel.
That an early pregnancy is protective against breast cancer is something I've known for ten years now. I remember one of my professors, back when I started studying genetics, saying: "Having a baby at 16 may ruin your life but it sure protects you from breast cancer." Today we know a lot more about the cellular and genetic mechanisms that a first pregnancy triggers in the body. And yet how these mechanisms turn out to be protective against breast cancer is still a mystery. "The ovarian
Medina D (2005). Mammary developmental fate and breast cancer risk., Endocrine-related cancer, 12 (3) 483-95. PMID: 16172188
Meier-Abt F & Bentires-Alj M (2014). How pregnancy at early age protects against breast cancer., Trends in molecular medicine, 20 (3) 143-153. PMID: 24355762
Science on the Web- What’s the Meaning of Stonehenge
This prehistoric monument not only deserves a soft-rock power ballad but a few good theories as to why it exists in the first place. Find out if aliens and Druids have anything to do with this majestic pile of rocks.
via Stuff to Blow Your Mind.
Lone gene determines wing mimicry in butterflies
One gene can determine the wing patterns of female swallowtail butterflies, making them resemble a different, and […] Read moreThe post MI weekly selection #65 appeared first on Mapping Ignorance.
Primo Carnera KOs Ernie Schaaf to Death
Back in 1933, a 13-round fight at Madison Square Garden ended in a blow the put Ernie Schaaf in a coma and killed him four days later. But was Primo Carnera, who delivered the punch, to blame?
via Stuff You Should Know.
What better way to celebrate moving your clock forward than getting that anole watch–available in five ecomorphs–that you’ve been coveting. Pop on over to Zazzle.com now, and don’t delay, because the deal ends at 1 p.m. Eastern Daylight Time. Use code word sundaydeal22.
The First Implementations Of Currency
Currency was not always used throughout history. For the longest time, trade was the most common form of obtaining goods. Join Jeremy for this episode of That Was History and learn about the first uses of coin and paper money from various time periods.
via That Was History.
Lawmaker Wants To Ban Orcas At San Diego's SeaWorld http://t.co/PdukWubd0S— NPR News (@nprnews) March 7, 2014
The Placebo Effect
The placebo effect is one of the strangest and least understood phenomenons found in human physiology and psychology. The placebo effect happens when you decide a therapy will make you better and your belief makes it so. But is the placebo effect real or is it in your head?
website - http://plethrons.com
Facebook - https://www.facebook.com/PlethronsVideo
Twitter - https://twitter.com/plethrons
Mike Libecki & Cory Richards: Antarctic Mountain Climbing
Accomplished climber Mike Libecki and photographer Cory Richards battle extreme cold and furious katabatic winds in an epic, ten-day climb to the summit of the untouched Bertha’s Tower at the bottom of the world.
via National Geographic Live.
In this blog post, I am going to discuss the human microbiome – the vast and astonishingly diverse collection of organisms that live inside our own bodies. If you think of yourself as… Continue reading →
A Look At The James Webb Space Telescope’s High Tech Spectrometer
The James Webb Space Telescope will be able to spot multiple objects at the same time with its NIRspec instrument, the first for a satellite spectrometer.
via Video From Space.
Cosa determina il successo di un alimento? Qualità, gusto, prezzo, sono tutti fattori che influenzano le vendite, ma ancora più importante è in che modo questi aspetti sono percepiti dai potenziali acquirenti. In una parola, quel che conta è la reputazione. Uno studio dell'Università la Sapienza, presentato a Roma in occasione dell’incontro “Agric(u)ltura: innovazione e nuove idee per il futuro (giovane) del made in Italy agricolo”, ha
No summary available for this post.
Multiple Zombies, the second installment of the undead mathematics series is now available at the iTunes Book store. Get this book and the first installment, In Parts:Fractional Zombies, free for a limited time. Both books are written for an audience of about 2-3rd grade. Multiple Zombies is specifically for those learning multiplication of numbers 0-10. […]
Weekly Space Hangout - March 7, 2014: Cosmos Premiere & NASA Budget
Host: Fraser Cain
Astrojournalists: David Dickinson, Matthew Francis, Casey Dreier, Jason Major, Brian Koberlein, Alan Boyle
via Universe Today.
"@GrandfatherMtStatePark trails are open...but Profile Trail parking lot is closed.— russwilliamsiii (@russwilliamsiii) March 7, 2014
...at least."@NCZoo closed thru Monday...at least. Trees down.— russwilliamsiii (@russwilliamsiii) March 7, 2014
Crocodiles (& their relatives, alligators) are generally viewed as top predators. They're 'ambush' hunters1, lunging up out of the water to snatch at their prey at the last moment. But sometimes, they come off second-best. Check out this video...