Post Overview
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Analysis
10 years ago+17 17 0Should you trust your financial advisor? Pseudo-mathematics and financial charlatanism
Your financial advisor calls you to suggest a new investment scheme. Drawing on 20 years of data, he/she asks: If you had invested according to this scheme in the past, which portfolio would have been the best? His/Her computer assembled thousands of ...
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Analysis
10 years ago+5 5 0 x 1'Body hack' app by math researchers shortcuts jet-lag recovery
A different kind of jet-lag mobile app released today by mathematicians reveals previously unknown shortcuts that can help travelers snap their internal clocks to new time zones as efficiently as possible.
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10 years ago+19 19 0Off mass-shell: Pythagoras to the LHC, via Einstein and Feynman
Jon Butterworth: When a particle physicist describes something as "off mass-shell", they could be referring to a bit of quantum mechanics, or denouncing an unrealistic budget. Either way, it's a bit of jargon connecting Pythagoras to t ...
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10 years ago+18 18 0E=MC2: Einstein's equation that gave birth to the atom bomb
Alok Jha: Albert Einstein's famous equation E=MC2 for the first time connected the mass of an object with its energy and heralded a new world of physics
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10 years ago+16 16 0A Brief History of Infinitesimals: The Idea That Gave Birth to Modern Calculus
Learning to see the infinite in lines, planes and solids changed math forever
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10 years ago+19 19 0Human biology inspires encryption method
Researchers at Lancaster University, UK have taken a hint from the way the human lungs and heart constantly communicate with each other, to devise an innovative, highly flexible encryption algorit...
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10 years ago+15 15 0Graham’s Number Is Too Big for Me to Tell You How Big It Is | Roots of Unity, Scientific American Blog Network
A brief introduction to this gigantic number.
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10 years ago+18 18 0Empire State Building vanishes: amazing images of geometrical illusion
Alex Bellos: A mathematician has updated a classic geometrical puzzle – and explained how it works
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10 years ago+15 15 0La successione di Fibonacci diventa un quadro: l'arte è matematica
Interesting images based upon various mathematical sequences and constants.
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10 years ago+22 22 0A new mathematics for experimental science
Mathematics is the ultimate scientific tool. For centuries it has been used to describe the forces of nature, from planetary motion to fluid dynamics. It helped unlock the secrets of DNA and unleashed the Digital Revolution. Today, in the age of high ...
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Analysis
10 years ago+18 18 0Overcoming structural uncertainty in computer models
A computer model is a representation of the functional relationship between one set of parameters, which forms the model input, and a corresponding set of target parameters, which forms the model output. A true model for a particular problem can rare ...
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10 years ago+21 21 0A Horse of the Same Color
An inductive proof that all horses must be of the same color
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10 years ago+1 2 1Addictive Candy Crush video game is officially hard - physics-math - 11 March 2014 - New Scientist
A mathematical analysis of the game reveals that it belongs to a class of fiendish computational problems.
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10 years ago+23 23 0A brain signal for psychosis risk
Only one third of individuals identified as being at clinical high risk for psychosis actually convert to a psychotic disorder within a three-year follow-up period. This risk assessment is based on the presence of sub-threshold psychotic-like symptom ...
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10 years ago+15 16 1Suicidality test being brought to market
A new test should help doctors to decrease the risk of suicidality in patients treated with antidepressants who show certain gene markers. Researchers plan to launch the test immediately as a laboratory developed test. In addition, clinical studies i ...
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10 years ago+19 19 0Improving safety, effectiveness of lithium therapy: Closer than ever
Lithium, one of the oldest and most widely used drugs to treat neuropsychiatric illnesses, such as bipolar disorder, has a serious drawback -- toxicity. In a continued effort to find a safer form of lithium, researchers have discovered that lithium s ...
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10 years ago+16 16 0Zeno’s Paradox Is a Trick—But a Very Interesting Trick
The Greek philosopher Zeno wrote a book of paradoxes nearly 2,500 years ago. “Achilles and the Tortoise” is the easiest to understand, but it’s devilishly difficult to explain away. For those who haven’t already learned it, here are the basics of Zen ...
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10 years ago+19 19 0Math models analyze long-term criminal activity patterns in a population
In a paper published last November in Multiscale Modeling and Simulation: A SIAM Interdisciplinary Journal, authors Henri Berestycki, Nancy Rodríguez, and Lenya Ryzhik show that the assumption of a population's natural tendency towards crime sig ...
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Video/Audio
10 years ago+12 12 0Pi Is (still) Wrong.
I missed pi day, so here is Vi Hart explaining why pi is wrong. See you all on tau day (American here, so that will be June 28 in our calendar system)!
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Analysis
10 years ago+19 19 0Equation to describe competition between genes
Biologists typically conduct experiments first, and then develop models afterward to show how data fit with theory. New research flips that practice on its head. A biophysicist tackles questions in cellular biology as a physicist would -- by first fo ...