Popular Science articles about Mathematics & Economics

Tomas Hult, director of MSU's International Business Center

Light-bulb moment for stock market behavior

University of Adelaide physicists have discovered that the timing of electronic orders on the stock market can be mathematically described in the same way as the lifetime of a light...

Modern off-grid lighting could create 2 million new jobs in developing world

This image shows a focus group with rural Kenyans on solar-LED lanterns, from a 2009 Berkeley Lab study.Many households in impoverished regions around the world are starting to shift away from inefficient and polluting fuel-based lighting--such as candles, firewood, and kerosene lanterns--to solar-LED systems. While this trend...

Why we like the music we do

In Western styles of music, from classical to pop, some combinations of notes are generally considered more pleasant than others. To most of our ears, a chord of C and...

Economics study finds volume discounts don't increase profitability for video game

Discounts tied to buying large quantities of virtual goods have little impact on profitability and do not increase the number of customers making purchases, according to economists at the University...

Black, Hispanic drivers stopped most often, white drivers most likely to have contraband

A new study analyzing traffic stops in Vermont shows that black and Hispanic drivers are pulled over, searched and arrested far more often than whites, yet white drivers are more...

Rice University lab runs crowd-sourced competition to create 'big data' diagnostic tools

A crowdsourced collaboration/competition known as DREAM 9 that is centered at Rice University set out three years ago to develop ideas for computational tools that would help treat patients with acute myeloid leukemia. The results were announced this week.Big data has a bright future in personalized medicine, as demonstrated by an international competition centered at Rice University that suggested ways forward for treatment of patients with leukemia.

Unproven claims run rampant in e-cigarette business

Electronic cigarette makers and sellers are making all kinds of health claims, many of which likely won't stand up to scrutiny under recently announced FDA regulation, a new study has...

Computer sketches set to make online shopping much easier

A computer program that recognises sketches pioneered by scientists from Queen Mary University of London (QMUL) could help consumers shop more efficiently.

Driverless cars: Who gets protected?

Driverless cars pose a quandary when it comes to safety. These autonomous vehicles are programmed with a set of safety rules, and it is not hard to construct a scenario...

Leading statisticians establish steps to convey statistics a science not toolbox

Convinced that better use of data will improve research, innovation and literacy across other disciplines, six leading statisticians recently published "Ten Simple Rules for Effective Statistical Practice" in the journal...

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Imaging software predicts how you look with different hair styles, colors, appearances

These examples show a single input photo (left) and Dreambit's automatically synthesized appearances of the input photo with "curly hair" (top row), in "India" (2nd row), and in "1930" (3rd row).When we go to the hair stylist, we can browse magazines with pictures of models and point to a photo we'd like to try. Actors change appearances all the time...

Policy makers and ecologists must develop a more constructive dialogue to save the planet

An international consensus demands human impacts on the environment "sustain", "maintain", "conserve", "protect", "safeguard", and "secure" it, keeping it within "safe ecological limits". But, a new Trinity College Dublin-led study...

Researchers devise secure, efficient anonymity network

Anonymity networks protect people living under repressive regimes from surveillance of their Internet use. But the recent discovery of vulnerabilities in the most popular of these networks -- Tor --...

Be wary of knotweed advice on the web, researchers warn

Gardeners turning to the internet for advice about Japanese knotweed are likely to find a wide range of sometimes contradictory and potentially misleading advice that could put them on the...

Research reveals widespread herbicide use on North American wildlands

Herbicide application during invasive plant management at Mississippi Sandhill Crane National Wildlife Refuge.University of Montana researchers are giving the public its first look at the widespread use of herbicides on federal and tribal land in North America, and they urge land managers...

Sign languages provide insight into universal linguistic short-cuts

Humans have a natural drive to reduce physical effort in nearly every activity, including using language. Instead of saying "goodbye", we often say "bye", getting the same message across with...

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New framework uses patterns to predict terrorist behavior

Mohammad Khasawneh, professor and head of the Systems Science and Industrial Engineering (SSIE) department at Binghamton University and Binghamton University Ph.D. candidate Salih Tutun.Government agencies are having difficulty tracking potential terrorist attacks, since terrorists have developed new ways to communicate besides social media. A new framework developed by researchers at Binghamton University, State...

How well do facial recognition algorithms cope with a million strangers?

The MegaFace dataset contains 1 million images representing more than 690,000 unique people. It is the first benchmark that tests facial recognition algorithms at a million scale.In the last few years, several groups have announced that their facial recognition systems have achieved near-perfect accuracy rates, performing better than humans at picking the same face out of...

A 'Fitbit' for plants?

Kansas State University student and phenocart developer Jared Crain collects data using the phenocart in drought stress wheat trials at the Norman E. Borlaug Research Station, Cd. Obregon, Mexico.Plant breeders test their experiments by growing the seeds of their labor. They cross two different plants that have desirable traits. They sow the resulting seeds and evaluate the results,...

Computer vision system studies word use to recognize objects it has never seen before

Computer vision systems typically learn how to recognize an object by analyzing images of thousands of examples. But scientists at Disney Research have shown that computers also can learn to...

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