News tagged with human model

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

Protein analysis investigates marine worm community

(Phys.org) -- Techniques used by researchers from the Department of Energy's Oak Ridge National Laboratory to analyze a simple marine worm and its resident bacteria could accelerate efforts to understand more ...

Biology / Cell & Microbiology

created May 09, 2012 | popularity not rated yet | comments 0 | with audio podcast

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

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

The psychology of the left-turn lane: How human behavior influences traffic patterns

University of Arizona traffic engineer Yi-Chang Chiu has embarked on a three-year traffic modeling research project to replace the 1950s model still used to forecast current transportation needs.

Technology / Other

created Apr 20, 2012 | popularity 5 / 5 (4) | comments 0

Scientists show how social interaction and teamwork lead to human intelligence

Scientists have discovered proof that the evolution of intelligence and larger brain sizes can be driven by cooperation and teamwork, shedding new light on the origins of what it means to be human. The study appears online ...

Biology / Evolution

created Apr 19, 2012 | popularity 3.7 / 5 (3) | comments 3 | with audio podcast

Predicting the microbial 'weather'

New computer models are letting scientists forecast changes in the population of microbes in the English Channel up to a week in advance.

Biology / Cell & Microbiology

created Apr 17, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Compounds shared by all worms may lead to parasite treatment

(Phys.org) -- Worms are important decomposers in soil and are great for fishing, but in humans, the slimy wrigglers spell trouble. Hookworms, whipworms, Ascaris, Guinea worms and trichina worms are just a ...

Biology / Cell & Microbiology

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

Teamwork made Man brainier, say scientists

Learning to work in teams may explain why humans evolved a bigger brain, according to a new study published on Wednesday.

Biology / Plants & Animals

created Apr 11, 2012 | popularity 3 / 5 (4) | comments 1

SpaceX’s Dragon, now with seating for seven

So much for the idea that space capsules are cramped and can only carry a limited crew. SpaceX revealed a prototype for their new crew cabin design, as they conducted a joint daylong review with NASA of the ...

Space & Earth / Space Exploration

created Mar 19, 2012 | popularity 4.7 / 5 (6) | comments 5

Report seeks to integrate microbes into climate models

The models used to understand how Earth's climate works include thousands of different variables from many scientific including atmospherics, oceanography, seismology, geology, physics and chemistry, but few take into consideration ...

Biology / Cell & Microbiology

created Feb 14, 2012 | popularity 5 / 5 (1) | comments 0

Researchers discover method to unravel malaria's genetic secrets

The parasite that causes malaria is a genetic outlier, which has prevented scientists from discovering the functions of most of its genes. Researchers at National Jewish Health and Yale University School of Medicine have ...

Chemistry / Biochemistry

created Jan 25, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Archaeologists find clues to Neanderthal extinction

(PhysOrg.com) -- Computational modeling that examines evidence of how hominin groups evolved culturally and biologically in response to climate change during the last Ice Age also bears new insights into the extinction of ...

Other Sciences / Archaeology & Fossils

created Jan 16, 2012 | popularity 3.6 / 5 (13) | comments 18 | with audio podcast

Scientists create first 3-D map of human genome

(PhysOrg.com) -- For the first time, scientists have developed a method for generating accurate three-dimensional models of the entire DNA strand of a cell, known as a genome.

Biology / Biotechnology

created Jan 04, 2012 | popularity 4.6 / 5 (21) | comments 5 | with audio podcast

Compound in Apples Inhibits E. coli O157:H7

A compound that is abundant in apples and strawberries inhibits the highly pathogenic E. coli O157:H7 biofilms while sparing a beneficial strain of E. coli that also forms biofilms in the human gut, according to a paper in ...

Biology / Cell & Microbiology

created Dec 16, 2011 | popularity 5 / 5 (2) | comments 0