News tagged with mathematical modelling

Predicting burglary patterns through math modeling of crime

Pattern formation in physical, biological, and sociological systems has been studied for many years. Despite the fact that these subject areas are completely diverse, the mathematics that describes underlying patterns in ...

Other Sciences / Mathematics

created May 31, 2012 | popularity 4 / 5 (1) | comments 4 | with audio podcast

Math predicts size of clot-forming cells

UC Davis mathematicians have helped biologists figure out why platelets, the cells that form blood clots, are the size and shape that they are. Because platelets are important both for healing wounds and in strokes and other ...

Other Sciences / Mathematics

created May 25, 2012 | popularity not rated yet | comments 0 | with audio podcast

In future, phones can identify the Troubadour on the tree top

In spring, the sound of birds serenading fills the air. The Department of Signal Processing and Acoustics is developing a system that can recognize a bird species based on a song segment. The system can be ...

Biology / Plants & Animals

created May 22, 2012 | popularity not rated yet | comments 0

Why rumors spread fast in social networks

Information spreads fast in social networks. This could be observed during recent events. Now computer scientists from the German Saarland University provide the mathematical proof for this and come up with a surprising explanation.

Other Sciences / Mathematics

created May 21, 2012 | popularity 4 / 5 (2) | comments 0

DNA tug of war

A mathematical model created by Aalto University (Finland) researcher Timo Ikonen explains for the first time how the DNA chains in our genome are translocated through nanopores that are only a couple of nanometres thick.

Physics / General Physics

created May 11, 2012 | popularity not rated yet | comments 1

Gaseous emissions from dinosaurs may have warmed prehistoric earth

Sauropod dinosaurs could in principle have produced enough of the greenhouse gas methane to warm the climate many millions of years ago, at a time when the Earth was warm and wet. That's according to calculations ...

Space & Earth / Earth Sciences

created May 07, 2012 | popularity 2.6 / 5 (15) | comments 252 | with audio podcast

Not all altruism is alike, says new study

(Phys.org) -- Not all acts of altruism are alike, says a new study. From bees and wasps that die defending their nests, to elephants that cooperate to care for young, a new mathematical model pinpoints the environmental conditions ...

Biology / Evolution

created Apr 30, 2012 | popularity 4.5 / 5 (4) | comments 1 | with audio podcast

Study shows developing organisms can identify and fix abnormalities in head and face

Developmental biologists at Tufts University have identified a "self-correcting" mechanism by which developing organisms recognize and repair head and facial abnormalities. This is the first time that such ...

Biology / Other

created Apr 25, 2012 | popularity 4 / 5 (2) | comments 0

Shedding light on southpaws: Sports data help confirm theory explaining left-handed minority in general population

Lefties have always been a bit of a puzzle. Representing only 10 percent of the general human population, left-handers have been viewed with suspicion and persecuted across history. The word "sinister" even derives from "left ...

Other Sciences / Social Sciences

created Apr 25, 2012 | popularity 5 / 5 (2) | comments 1

Lefties have element of surprise in sports arena: study

Growing up as the odd one out may be what gives left-handed people an advantage in the sports arena, where they have the element of surprise, said a study published Wednesday.

Other Sciences / Mathematics

created Apr 25, 2012 | popularity 5 / 5 (1) | comments 0

Salmonella infection, but not as we know it

Researchers at Cambridge University have shed new light on a common food poisoning bug. Using real-time video microscopy, coupled with mathematical modelling, they have changed our assumptions about Salmonella and how it ...

Biology / Cell & Microbiology

created Apr 25, 2012 | popularity not rated yet | comments 0

Using math to feed the world

In the race to breed better crops to feed the increasing world population, scientists at The University of Nottingham are using maths to find out how a vital plant hormone affects growth.

Other Sciences / Mathematics

created Apr 17, 2012 | popularity 5 / 5 (1) | comments 0

NASA views our perpetually moving ocean

(Phys.org) -- The swirling flows of Earth's perpetually changing ocean come to life in a new NASA scientific visualization that captures the movement of tens of thousands of ocean currents.

Space & Earth / Earth Sciences

created Apr 10, 2012 | popularity 4.5 / 5 (2) | comments 2

From herd immunity and complacency to group panic: How vaccine scares unfold

Worries over vaccine risks can allow preventable contagious diseases, such as measles and whooping cough, to make a comeback. A new study, published in PLoS Computational Biology, shows how to predict ways in which popula ...

Other Sciences / Mathematics

created Apr 05, 2012 | popularity 4 / 5 (2) | comments 0

Breakthrough could slash R&D time for next generation of hydrogen fuel cells

(PhysOrg.com) -- It took Thomas Edison two years and over 3,000 experiments to develop a marketable light bulb. It has taken 10 times that long and who-knows-how-many experiments to develop a system that is ...

Technology / Engineering

created Apr 04, 2012 | popularity 4.4 / 5 (10) | comments 13 | with audio podcast